航空缩略语词典

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MDA GLOSSARY, VER. 4.0 O 8 g1 a: k. h: m# ? ]0 ^211 ' m/ r: L! r/ V, O0 c+ sOperational 5 F$ j6 c$ ]6 g/ E6 YAssessment An evaluation of operational effectiveness and operational suitability made by an 6 E9 }( {. A% T- windependent operational test activity, with user support as required, on other than production systems. The focus of an operational assessment is on 5 J( L! N6 C2 R2 q+ n/ T% x* ^significant trends noted in development efforts, programmatic voids, areas of risk, $ M! } s; P: e& ?) Fadequacy of requirements, and the ability of the program to support adequate * l! b/ H* n1 Q# [% Eoperational testing. Operational assessments may be made at any time using 4 B8 h( N9 }0 F% }2 {$ [, ~5 Btechnology demonstrators, prototypes, mockups, engineering development models, or simulations but will not substitute for the independent operational test and evaluation necessary to support full production decisions. Operational , G3 `; @3 f" q2 Q" iAvailability The degree, expressed in terms of 1.0 as the highest, to which one can expect equipment or weapon systems to work properly when required. The equation is / V% i+ x6 o7 h. |7 n: @- d- Fuptime over uptime plus downtime, expressed as Ao. It is the quantitative link between readiness objectives and supportability. 8 c! v& c" ~! D c2 T. Z! ?Operational . b8 W; l/ {8 ]' H, r- JConcept - t3 A; x9 l: j5 s. r& u/ l: TAn end-to-end stream of activities that defines how force elements, systems, organizations, and tactics combined to accomplish a military task. Operational # _/ _- g! t# G' s9 V. vControl (OPCON) Transferable command authority that may be exercised by commanders at any echelon at or below the level of combatant command. Operational control is inherent in Combatant Command (command authority) and is the authority to perform those functions of command over subordinate forces involving ! ]6 K6 N" k0 @/ B7 torganizing and employing commands and forces, assigning tasks, designating objectives, and giving authoritative direction necessary to accomplish missions assigned to the command. Operational control should be exercised through the * O6 Q8 P+ X; p Y$ fcommanders of subordinate organizations; normally this authority is exercised 6 [+ L: t, t& n. W: n# m* V4 Tthrough the Service component commanders. Operational control normally 8 u" n+ U; b; X6 }( |1 L" Nprovides full authority to organize commands and forces and to employ those forces, as the commander in operational control considers necessary to accomplish assigned missions. Operational control does not, in and of itself, include authoritative direction for logistics or matters of administration, discipline, 8 h% V0 V9 ]6 j' h @: Winternal organization, or unit training. Operational 7 c. W; N4 ]$ t) L3 Q3 H: {Effectiveness The overall degree of mission accomplishment of a system when used by representative personnel in the environment planned or expected (e.g., natural, 0 o$ |% G7 }) r7 Helectronic, threat, etc.) for operational employment of the system considering ! h* H5 r9 \; b9 o( ? iorganization, doctrine, tactics, survivability, vulnerability, and threat (including ! ]2 \3 o4 Q, H: D' I2 c) L2 Ocountermeasures, initial nuclear weapons effects, nuclear, biological, and 5 F( a+ X. ^2 D2 x3 `$ fchemical contamination (NBCC) threats). Operational Evaluation 5 x. A2 x) U# Q1 QThe test and analysis of a specific end item or system, insofar as practicable 1 K! d6 q8 \+ n% u2 ^' }under Service operating conditions, in order to determine if quantity production is warranted considering: a) the increase in military effectiveness to be gained; and b) its effectiveness as compared with currently available items or systems, 0 ]( R q1 |+ e& ] d# w% Uconsideration being given to: (1) personnel capabilities to maintain and operate 2 q1 s/ W) {5 d& z6 C; |1 Gthe equipment; (2) size, weight, and location considerations; and (3) enemy capabilities in the field. 5 M8 X4 Z# m* {! f3 G3 ZOperational ! I8 Q) _7 e2 t* N5 v6 a. jLevel of War 8 W% K8 H) v. @5 n$ o% a6 zThe level of war at which campaigns and major operations are planned, . u, @* e/ H) j9 s0 d& y. Nconducted, and sustained to accomplish strategic objectives within theaters or # r$ K5 M. G; o" F/ z3 M* I: Hareas of operations. Activities at this level link tactics and strategy by ! v( I7 v/ u* p, [, l# Y1 Iestablishing operational objectives needed to accomplish the strategic 9 x5 m" M+ Q, w5 zobjectives, sequencing events to achieve the operational objectives, initiating actions, and applying resources to bring about and sustain these events. These 7 x2 [, t4 L& u; W9 [) Gactivities imply a broader dimension of time or space than do tactics; they ensure the logistic and administrative support of tactical forces, and provide a means by & k2 q9 O5 w; w) `- |which tactical successes are exploited to achieve strategic objectives. MDA GLOSSARY, VER. 4.0 O 212 5 b1 D! F% A+ U7 _; t% yOperational Mode The configuration of the defense system element or segment. Refers to the operational environment of system, i.e., test configuration or training configuration. Operational ) k- C- u1 W% W: M7 nReadiness The capability of a unit/formation, ship, weapon system or equipment to perform the missions or functions for which it is organized or designed. May be used in 8 }- w/ B* z3 [8 Na general sense or to express a level or degree of readiness. Operational * I( q6 S2 ^$ i/ lReliability 1 b g0 G: [# M9 P. R% s+ q# bThe reliability of a system or software subsystem in its actual use environment. 7 T/ O8 M$ H, ^: S# |/ S8 eOperational reliability may differ considerably from reliability in the nonoperational or test environment. Operational Requirement ; p3 v' e# U# y9 GNavy document, which describes major characteristics of the alternative selected by OPNAV. It is submitted as originating document for all Navy new starts (less than major programs)--ACATs II, III, IV.

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Operational % H! v4 v6 h5 s: VRequirements m" V% }* |4 ]* Z7 k% NDocument (ORD) Documents the user’s objectives and minimum acceptable requirements for operational performance of a proposed concept or system. DoDI 5000.1 and " ^ @7 r! o s- {! u" aDoD 5000.2-M have standardized format across all DoD components. Operational 0 D o% y7 C' |$ u4 `% ^1 bSuitability The degree to which a system can be placed satisfactorily in field use with consideration given to availability, compatibility, transportability, interoperability, f+ q) i' p# ?! X: v- n) N( g" sreliability, wartime usage rates, maintainability, safety, human factors, manpower supportability, logistics supportability, natural environmental effects and impacts, documentation, and training requirements. 1 {; Z: N% W' lOperational Test and Evaluation (OT&E) ( B; T, T8 E( }# e) ]/ B5 SThat T&E conducted to estimate a system's military utility, operational , @ {0 Y! y, i! T3 x0 s9 aeffectiveness, and operational suitability, as well as the need for any modifications. It is accomplished by operational and support personnel of the + \. m' L2 ^) etypes and qualifications expected to use and maintain the system when deployed, and is conducted in as realistic an operational environment as possible. Operationally Ready 5 Y" E! z! O3 t. P1 |& F# ~. D& ]1. Capable of performing the missions or functions for which organized or designed (as applied to a unit, ship or weapon system). Incorporates both equipment readiness and personnel readiness. 2. Available and qualified to ; V/ c$ p$ r" z5 nperform assigned missions or functions (as applied to personnel). ; `. A5 @" v) [2 e; H# m; K% eOperations and + X/ B: s7 H- i* }7 U* pSupport (O&S) Costs Those resources required to operate and support a system, subsystem, or a major component during its useful life in the operational inventory. Operations ; g: k6 g% X v+ y2 P/ oProfile $ V1 M9 S/ |; a6 s3 a" O& Y bAn identification of all participants in an operation, their actions, and the time those actions occur in the operation. Includes assessment of operational ; [4 ^3 ?; l& F* Eprocedures to ascertain whether stereotyped or predictable patterns are discernible. Operations Security (OPSEC) Survey F% s( l+ y6 u J. P8 Z+ n- L: }3 AThe method of evaluating the protection afforded a given operation. It is 8 @3 D: E3 s- E( tcomposed of multiple functional outlines that identify possible weaknesses or 8 J- l' r) R, G+ Finefficiencies of an operation that could, if exploited, degrade operational effectiveness. OPEVAL Operational Evaluation (Navy). i$ f7 E4 N3 E+ pOPINE Operation in Nuclear Environment. ) Z) z) u5 X/ x5 p9 L( vOPINTEL Operational Intelligence Processor. ( k' y5 {( L/ kMDA GLOSSARY, VER. 4.0 O 213 OPLAN Operation Plan. OPM Office of Personnel Management. , x6 p% j! `- j# COPNAV Office of the Chief of Naval Operations. , v. m1 |% H& r6 Z$ @" z( y9 JOPNAVINST Chief of Naval Operations Instruction. OPNS Operations. 7 p& @4 t1 N: i% b+ bOPO Optical Parametric Oscillation. ; a' p- U2 S7 M& b! G+ IOPORD Operation Order. OPP Other Physical Principles. OPR Office of Primary Responsibility. Ops Operations (employment). 7 I* c) t2 `5 A) oOPS Operations. / ^8 t/ n" ]) @3 `4 ?; F) m4 gOPSDEPS Service Operations Deputies. OPSEC Operations Security. 5 _7 `( e: u$ B( r$ A8 H: z* QOPSMOD Operations Module. ' E, [( w* E; y' l$ s2 rOPTEC Operational Test and Evaluation Command, Alexandria, VA. (U.S. Army) OPTEMPO Operating Tempo. 5 f8 E8 F& R8 ?- C' z8 ZOPTEVFOR Operational Test and Evaluation Force. (U.S. Navy) Optic Cobra CENTCOM Joint TMD Warfighter Exercise. Optical Airborne Measurement ! x# i' F- X1 h7 v3 RProgram (OAMP) A program involving an aircraft-mounted research platform to conduct surveillance experiments that can be used to design future defensive systems. 3 _" H$ o, d M# [" Q(Also known as Cobra Eye.) * h6 c0 M5 i5 G; ~; { z. jOptical Coating Layers of materials that alter/protect the physical/electronic properties of the X$ F) Z1 t2 bmaterial to which they are applied. 3 U) A# g0 n; |, cOptical Processing A type of analog processing, in which the behavior of light beams, passed , B2 t, _1 N9 W3 r$ W- ~ t. N( R- Hthrough optical systems, is used in problem solving. ! n, f( r# @- g+ l6 w+ Y* UOR (1) Operations Research. (2) Operational Requirement (Navy). (3) Operational Readiness. (4) Operational Reliability. & G6 q7 e! U4 j. JOR/SA (ORSA) Operations Research/Systems Analysis. ORACL Overtone Research Advanced Chemical Laser. ORACL HYLTE Overtone Research Advanced Chemical Laser Hypersonic Low Temperature. ' H6 m) R Q3 o) n9 {MDA GLOSSARY, VER. 4.0 O 214 Orbital Elements Any set of several parameters (e.g., semi-major axis, eccentricity, inclination, etc.) 8 l: h: B- x6 \% g: Cused to specify the position and motion of a satellite. Six independent orbital elements are required to unambiguously specify the position of a satellite in a Keplerian orbit at a particular time. Orbital Maneuvering Vehicle (OMV) + p# e Q3 \+ o dNASA program to provide capability to perform satellite on-orbit servicing. Operates from shuttle and Space Station. Orbital Suborbital Program (OSP) A strategic target booster system used by the GMD Program that uses the " o6 t5 Y+ e, \Minuteman II booster stack.

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Orbiting Debris Term referring to all earth-orbiting objects except active satellites. ORC Operational Readiness Condition. 0 H0 i, |: X X7 r2 l# b4 rORCA Operational Requirements Continuity Assessment. 3 v$ l3 p0 k! k# ~2 ~8 XORD See Operational Requirements Document. 0 }4 X& m+ m9 r' ?# P, N1 KORDALT Ordnance Alteration. 1 l2 o' d; D7 t2 c; a9 rOrder of Battle The identification, strength, command structure, and disposition of the personnel, units, and equipment of any military force. ! H) s0 H4 [; h6 G2 EOrder Wire / m# u5 g/ y" U2 s& T; WMessage A communications support function for internal control of communications elements. - a1 r' o+ I) z+ S4 O) ]) K6 qOrganic Assigned to and forming an essential part of a military organization. Organic parts of a unit are those listed in its table of organization for the Army, Air Force, 0 |8 K& o" C( Z* k- Fand Marine Corps, and are assigned to the administrative organizations of the operating forces for the Navy. 0 f# w# C9 f* C0 c( OOrnate Impact USFK Joint TMD Warfighter Exercise. ORNL Oak Ridge National Laboratory, TN. 2 a' D- a. R# Z( BORTA Office of Research and Technology Applications. ' S7 Z2 S+ A" @1 J, t2 H' y M. ^# RORU Orbital Replacement Unit. ORWG Operational Requirements Working Group. + j1 w% s$ |. e, i: a3 G1 mOS (1) Operational Suitability. (2) Operating System. & D( D' R5 O. c- f/ u. |6 }3 XOSA Optical Society of America. ; J+ Z1 m. Z g6 G6 w& FOSC Optical Signature Code. $ i1 a/ |7 g- j6 Z# q' SOSCE Organization for Cooperation and Security in Europe. 6 `' K: b' c7 w% ]3 BOSD Office of the Secretary of Defense. h! o1 O1 R3 J2 FOSE Operational Support Equipment. OSEIT Operations and Support Engineering Integration Tool. MDA GLOSSARY, VER. 4.0 O 215 OSF Open Systems Foundation. OSH Occupational Safety and Health. , n5 {4 U' h4 f- COSHA Occupational Safety and Health Act. OSI Operator System Interface. 4 @& Z) ~* ]. h1 H9 N' [6 bOSIA On Site Inspection Agency, Washington, DC. OSIM Object Simulation (NMD BMC3 term). % Q, F0 D: K5 t$ @! BOSIP Operational System Integration Plan. 9 s- [: g4 t2 qOSIWG Operating Systems Interface Working Group. OSJTF Open Systems Joint Task Force. OSM Object Sighting Message. OSS Operations Support System (Navy C3 program). # P, \, } G% bOSTP Office of Science and Technology Policy. 7 _& U1 I- u5 vOSWR Office of Science and Weapons Research. OT Operational Test. " [8 Y O4 P2 |6 ]OTA (1) Office of Technology Assessment, Washington, DC. (2) Operational Test Agency. (3) Office of Technology Applications, MDA. + R7 w) J! e2 e+ W3 r$ p) D: V/ sOTCIXS Officer in Tactical Command Information Exchange Subsystem (Navy term). & U# i! e2 E; N G2 {/ F% k9 POT&E See Operational Test and Evaluation. OTDR Optical Time-Domain Reflectometer. OTF Object Track Profile. * A$ [, F$ @* L+ mOTH Over the Horizon. OTH-B Over-The-Horizon. 8 o( P/ R% k j9 {5 hOTH-T Over-The-Horizon Targeting. : P* c$ A+ s- G! d5 LOTO Operational Test Organization. ) w( i$ M: r, Q% j9 w8 z$ QOTP Outline Test Plan. OTS Off-the-Shelf. 0 ]& z/ T% Y. ?2 aOTSA Off-the-Shelf Analysis. 1 ~: G6 x7 h" c8 [3 q. _. sOTV Orbital Transfer Vehicle. ; B. q4 `0 O2 Z8 t% P% C3 ZOUSD Office of the Under Secretary of Defense. MDA GLOSSARY, VER. 4.0 O 8 h2 E( n0 t1 m1 R4 J$ t216 OUSD (A) OBSOLETE. See OUSD (A&T). . P( T. C0 v" j4 m/ p( x- H/ s; VOUSD (A&T) Office of the Under Secretary of Defense (Acquisition & Technology). Outer Space ( K `) h2 X! s6 }. YTreaty of 1967 A multilateral treaty signed and ratified by both the United States and the (former) Soviet Union. Article IV of the Outer Space Treaty forbids basing ( t6 [' R/ }1 Q- p9 ^, P1 bnuclear weapons or other weapons of mass destruction in space. ' u: q$ I; N" Z. l* u4 bOutlays Actual expenditures. Checks issued, interest accrued on the public debt, or other payments, net of refunds and reimbursements. Total budget outlays consist of the sum of the outlays from appropriations and funds in the budget, ! M" U% \8 d2 C# T% E! Zminus receipts. 8 ?& N5 c4 M% V& POut of Band $ f3 f$ e# @- m) _8 |/ j" iLaser Flux (Sensor) Laser energy directed at a sensor that is intended to damage or disrupt : j# k, a/ \/ z$ p0 Kthe sensor and is outside the sensor’s bandwidth. * P) B4 ?# T( }3 E9 w& YOut-Years Normally, six years beyond the year being worked in the upcoming POM/budget. Overlay BMD : W7 ~9 L+ e4 ^" f/ pSystem An advanced exoatmospheric defense system oriented toward defense of ICBMs, consisting of missile-borne, passive infrared sensors and non-nuclear 9 a% ?8 `8 m7 z' [/ _. o2 Ghoming interceptors. OWG Operating Working Group. MDA GLOSSARY, VER. 4.0 P 2 `7 O' ^0 i' K9 x7 h1 h( b217 P&D Planning and Design (MILCON term). P&M (1) Producibility and Manufacturing. (2) Procure and Manufacture. P.B. President’s Budget. ; t9 x; f2 S# z/ [9 xP2 Pollution Prevention. : v' M( ~. ~; c- Yp2 NRTA&A Pre-Planned Near-Real-Time Assessment and Adaptation. P3 Pollution Prevention Program. P3 I Preplanned Product Improvement. PA (1) Product Assurance. (2) Public Affairs. PA&E Program Analysis and Evaluation. PA&ID Program Analysis and Integration Directorate. 3 ` R S2 k) m' CPAC (1) PATRIOT Advanced Capability. (2) Program Assessment Center. (MDA) 9 Y% l$ }4 f5 q4 f( ~PAC-2 PATRIOT Advanced Capability-2 PAC-2/-3 PATRIOT Advanced Capability, Level 2/Level 3. Formerly called ERINT. ; b9 ]% u% |$ [ uPAC-3 PATRIOT Advanced Capability-3 PAC-3 SIM PAC-3 Simulation (PATRIOT), Huntsville, AL. ; A9 L4 ^2 {! ^' DPAC-4 PATRIOT Advanced Capability-4. ) d/ o. z8 r4 Q! dPACA Professional Aerospace Contractors Association. PACAF [United States} Air Forces Pacific. # `; v" o/ k' ^ b" o* fPACBAR Pacific [Radar] Barrier. ( U. x4 A" P2 A) _5 I: HPACFLT Pacific Fleet (US).

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Packaging, Handling, 4 E, ~- b1 a1 H; c V: y) j# x, U jStorage, and Transportation 8 u2 U0 t- s. A(PHS&T) The resources, processes, procedures, design considerations, and methods to I1 V5 N$ Q* @+ W1 | b9 iensure that all system, equipment, and support items are preserved, packaged, ' }* Y+ ^1 d" J# t6 khandled, and transported properly, including environmental considerations, 0 v* M% ^( z2 o2 Q, Q3 ]2 n& ]equipment preservation requirements for short- and long-term storage, and ' G3 m- e( p D8 G+ Stransportability. Packet Switching (PSW) # N- |- C2 l s, ~7 kA data transmission process, utilizing addressed packets, whereby a channel is occupied only for the duration of transmission of the packet. In certain data communication networks the data may be formatted into a packet or divided and + B- r( w; c5 w- z L8 Uthen formatted into a number of packets (either by the data terminal equipment . ` i: v, K% l' p% por by equipment within the network) for transmission and multiplexing purposes. + G* J1 }% ]8 M7 B- F- u% |7 ?% e/ ~PACOM U.S. Pacific Command. PACOSS Passive and Active Controls of Space Structures. ( {8 |$ S4 K; U+ s, F3 P* j3 z) S% bPADIL Patriot Data & Information Link. MDA GLOSSARY, VER. 4.0 P # z8 f5 G; B1 g1 [218 % t8 H( c! @9 PPAFB Patterson Air Force Base. PAL Permissive Action Link. 9 x6 W6 i6 P2 b8 BPALS Protection Against Limited Strikes (SDIO term). PAM Pulse Amplitude Modulation. PAN Polyacrylonatrile [carbon fiber]. Pancake Altitude Altitude at which the trailing edge of a chaff puff/cloud effectively catches up to 7 ~' h" Q9 W: q6 l' rthe leading edge because of atmospheric slowdown. : K( |6 }6 ~1 [PAP Predicted Aim Point. 0 U8 q2 D$ K" p ^+ U3 x1 dPAR (1) Phased-Array Radar. (2) Perimeter Acquisition Radar. (See Phased Array.) (3) Preprocessing Analysis Report. , K' t- z$ e$ w& O(4) Program Assessment Report. (5) Pulse Acquisition Radar. Parallel Processing In parallel processing multiple processors (CPUs) divide up a large task into smaller ones and each CPU acts on the subdivided task simultaneously so that much higher effective processing speeds can be attained. 4 I A! N1 X) Y( lParametric Cost 9 R. f& k4 |% o; z; }! }/ [Estimate ) h4 g! p2 L/ E, O3 yA cost estimating methodology using statistical relationships between historical costs and other program variables such as system physical or performance * u& S! \' ~7 a( n6 S( K* Acharacteristics, contractor output measures, manpower loading, etc. Also 0 ^, c) Z% {# g" _1 N8 h& mreferred to as a top-down approach. " g' X- ~5 s+ f; w; hPARCS Perimeter Acquisition Radar and Attack Characterization System. PARPRO Peacetime Application of Reconnaissance Programs. Partial Mission Capable Material condition of an aircraft or training device indicating that it can perform at 3 E6 R+ ^" W& }9 Jleast one, but not all, of its missions. Also called PMC. See also Full Mission Capable. Participating Service A military Service that supports the lead Service in the development of a joint 7 I# ]$ D }$ J: F" [) ~7 Gacquisition program by its contribution of personnel and/or funds. 2 r* d' L1 N& vParticle Beam (PB) 9 q9 a" ^% I( L( U Z, _5 Z+ {High-energy beam made up of atomic/sub-atomic particles (electrons, protons, or neutrons) accelerated to near the speed of light. 1 t- a& Q3 o& T4 l! b; ], uParticle Beam 1 F1 N2 ]. N( s s6 @8 `Weapon (PBW) ( K7 ]( K' Z# [9 Q& v) Y2 c$ GA weapon that relies on the technology of particle accelerators (atom-smashers) to emit beams of charged or neutral particles, which travel near the speed of 0 I2 X0 h, o6 P. ^! k( glight. Such a beam could theoretically destroy a target by several means, e.g., electronics upset, electronics damage, softening/melting of materials, sensor 3 }! L8 |0 o; e5 O; A+ M0 r: hdamage, and initiation of high explosives. PASS POET Advanced Submunition Study. Passive In surveillance, an adjective applied to actions or equipment, which emit no u M$ z( g# i' E; ?) z. H3 Venergy capable of being detected. & `% F; M2 Y$ L7 |( |3 z7 G% Z! bMDA GLOSSARY, VER. 4.0 P + e1 U5 I6 M, \ o" F) R: [219 * X" j7 j) E# M* u2 [4 D# Z# KPassive Air Defense / g* u! Q" H1 B9 ?: |5 \All measures, other than active air defense, taken to minimize the effectiveness 5 S! w' F5 f) F4 T' I* d9 Lof hostile air action. These measures include deception, dispersion, and the use of protective construction. Passive Communications " A* O* [$ U6 x9 @! tSecurity Threats Threats to electronic systems posed by a capability to obtain intelligence through intercepting and evaluating intentional and inadvertent electromagnetic b( Z; B6 X( n# cemanations from electronic components of the system; e.g. communications # x( \, |# X N. Yinterception and direction finding. Passive Defense (1) Measures taken to reduce the probability of and to minimize the effects of damage caused by hostile action without the intention of taking the ; F: I- L4 @0 O4 \+ R& ?: @# Vinitiative. : S1 N z- d/ g) B1 W( n(2) Passive defense minimizes the probability and effects of theater missile attack by reducing an enemy’s ability to target friendly assets, reducing 9 `% b$ e, J7 k4 Dthe vulnerability of critical forces and infrastructure, and improving the potential to survive and resume operations after an attack. Passive ) H9 R' J3 w, N G- C5 G( ~measures might include counter-surveillance, deception, camouflage and concealment, hardening, electronic warfare, mobility, dispersal, and ; e: }. v2 z+ ^, N0 d1 Hredundancy. Passive defense is considered one of the four pillars of * t( `# h. `! h8 W8 GTMD capability. (JCS J-38 CONOPS) Passive Sensor A sensor that detects naturally occurring emissions from a target for tracking and/or identification purposes.

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PAT Process Action Team. PAT&E Production Acceptance Test and Evaluation. PATHS Precursor Above-the-Horizon Sensor. % t; f d5 i% ^7 S+ D0 ~PATRIOT See Phased Array Tracking Radar Intercept On Target (missile). : ]. Q0 }+ }8 O; z$ JPAVE PAWS Position And Velocity Extraction Phased Array Warning System. ; w- K7 ?- \& N5 J* oPhased array SLBM warning system. Four sites: a. East Otis ANG Base, MA b. West Beale AFB, CA 3 G" ~! V5 B; s9 X, E7 U& Fc. Southeast Robins AFB, GA ) z( |0 L0 Q- K* A! Kd. Southwest Goodfellow AFB, TX PAWS Phased-Array Warning System (USAF term). . f, d, {4 w) U" ~$ h KPayload (Missile) (1) The warhead, its container, and activating devices in a military missile. # i) w- A. c( [$ M' C, U(2) The satellite or research vehicle of a space probe or research missile. (3) Any part of a ballistic missile above the booster stack. Includes reentry vehicle, guidance-control system, countermeasures and countercountermeasures, decoys and chaff. (MDA Lexicon) $ M. ?) \+ P# B5 e/ l' uPayload Build-up 2 W1 f/ O- U6 ^3 O1 j1 o(Missile and / O. D" ~* a2 j( ]0 [4 aSpace) + a; Y3 W! v3 x4 Q- R' _5 D2 MThe process by which the scientific instrumentation (sensors, detectors, etc.) and necessary mechanical and electronic subassemblies are assembled into a & u! X0 @. y2 J- }8 Scomplete operational package capable of achieving the scientific objectives of the mission. Payload Integration (Missile and Space) 4 l' J G) t. r7 K% vThe compatible installation of a complete payload package into the spacecraft and space vehicle. # S; G+ j$ j T1 c4 R+ V& O }MDA GLOSSARY, VER. 4.0 P ' y- |( m% v. b6 p6 w3 e; F7 Y1 J# f220 PB (1) Particle Beam. (2) Post-Boost. (3) President’s Budget. 5 x5 U d" b" X6 J5 [" S(4) Program Baseline. PB/MT/D ATD Post-Boost/Midcourse Tracking/Discrimination ATD. + p8 _- Y6 B$ P v! x: G6 J( v1 y( U* \1 WPBCRAW Post-Boost Control Reaction Altitude Wafer. 6 A2 ~' `: E2 L+ w/ y& d' oPBCS Post-Boost Control System. ! `9 U: @. U4 h! o* b$ W zPBD Program Budget Decision. . v/ l5 j4 l$ { r) }0 W wPBI Post-Boost Intercept. 5 r5 g3 w% |! a& A% x9 I( SPBP Post-Boost Phase. PBS President’s Budget Submission. b- M! M' v% t6 W* W3 ~3 q) _PBV Post-Boost Vehicle. PBW Particle Beam Weapon. % X3 S# V; }9 L LPC (1) Printed Circuit. (2) Personal Computer. (3) Principals Committee. PC-PC Personal Computer to Personal Computer (JFACC term). PCA Physical Configuration Audit. $ P5 i3 a0 S4 _; R6 ^5 FPCAST President’s Committee of Advisors on Science and Technology. . R4 o- B3 ~4 D3 `8 q" v9 qPCB Printed Circuit Board. PCC Pilot Command Center (C2E term). , R: Q1 J4 w" o- W6 A" z& \PCD Program Connectivity Diagram (MDA/POC term). 1 n4 h3 ~3 d E3 EPCE PLRS Communications Enhancement. PCERT Pursue Computer Emergency Response Team. PCF Packet Control Facility (TelComm term). PCI Peripheral Component Interface. 8 s! P( a& A$ X2 a9 V6 z; TPCL (1) Pulsed Chemical Laser. (2) Printer Control Language. PCM (1) Pulse Code Modulation. PCMCIA Personal Computer Miniature Connector Interface Adapter. PCO Procurement Contracting Officer (FAR term). 6 w6 N) U0 ^7 x t8 O+ e QPCR (1) Program Change Request. (2) Program Center Representative. PCS (1) Permanent Change of Station (ILS term). (2) Planning and Control System. , T* l+ B) F- a# T5 g) h g& o: mPCWBS Preliminary Control Work Breakdown Structure. 7 w2 d2 q3 ?( v1 v7 @5 wMDA GLOSSARY, VER. 4.0 P 221 PD (1) Presidential Directive. (2) Procedures Description. ) c+ _' a6 K9 o8 v(3) Probability of Damage. (4) Probability of Detection. 4 r% |, c' i8 f- X(5) Preconditions for Defense. (6) Program Director (AF). (7) Production/Deployment. (8) Phenomenology Document. * {1 E; d4 [" {" d$ h4 W(9) Passive Defense. 0 W4 _, X9 y) J1 A- }2 [PD&V Projection Definition and Validation (MEADS Program term). PD-V Program Definition-Validation [Phase] (Acquisition Phase term). PD/RR Program Design and Risk Reduction (Acquisition Phase term). PDB Post Deployment Build (PATRIOT). " V4 W0 X* i. T4 @PDC Plume Data Center, AEDC, TN. 7 h& g; J0 s" {1 H$ i0 r+ @PDD (1) Point Defense Demonstration (USN term). (2) Presidential Decision Directive. # Q7 o& h0 V7 g' s; dPDM Program Decision Memorandum (DD 5000 term). PDM (I or II) See Program Decision Memorandum (First or Second). PDP Pulse Doppler Processor. ! p6 V/ _; h: ~& t" u% U: B: zPDR Preliminary Design Review. ! Y0 Y9 i, @4 x+ K0 GPDRR (1) Program Description, Requirements Review [phase] (DD 5000.1/2). ! F, O3 z% \% f(2) Program Definition (Development) and Risk Reduction. / P% v0 D7 Y1 i3 W- T2 |PDSL Process Data Sensitivity Label. # I! c5 S( N, S) _7 h: P, LPDSS Post-Development Software Support (ILS term). 1 e7 ~7 D# M6 gPDUSD Principal Deputy Under Secretary of Defense. PDUSD (A&T) Principal Deputy Under Secretary of Defense (Acquisition and Technology). PDV Program Definition and Validation. PE Program Element.

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Peacekeeper US MX Missile. ; ~1 A$ b/ W; H7 RPeak Gamma 2 _! m+ F7 I+ X: d# M1 ]Dose Rate 3 X0 m+ a0 C' V0 ?( G6 oThe maximum rate (per second) of gamma radiation that the system could survive and continue functioning. ; X o( p& u6 f, Q! F/ ?6 ~PEC (1) Program Element Code. (2) Pre-authorized Engagement Criteria. PEELS Parametric Endo-Exo Lethality Simulation. - k: }) U% h2 W+ DPEIP Programmable Embedded INFOSEC Product (ex-MSD). / `. |, q: S4 \PEIS Programmatic Environmental Impact Statement. MDA GLOSSARY, VER. 4.0 P & ?, Y- d* G+ j$ Z. N222 $ O( ^& `0 b# A) zPEM Program Element Monitor (AF). PENAID Penetration Aid. 9 m, r. M) T) g/ P0 R. [, Y2 h3 UPenaid 1 L) H* f+ u, z(Penetration Aid) $ A8 r- Z( m+ ~2 J(Formerly an acronym for Penetration Aid.) Techniques or devices employed by offensive aerospace weapon systems to increase the probability of penetrating enemy defenses. ( V* y1 t0 b* e* i5 c8 k' [Penetration Testing The portion of security testing in which the penetrators attempt to circumvent the 5 K, W7 g) o6 Usecurity features of the system. The penetrators may be assumed to use all system design and implementation documentation, which may include listings of system source code, manuals, and circuit diagrams. The penetrators work under ( N) z. U! c4 v" fno constraints other than those that would be applied to ordinary users. PEO Program Executive Officer. PEO-AMD Program Executive Officer, Air and Missile Defense. (U.S. Army) PEO (SC/AP) Program Executive Officer, Surface Combatants/AEGIS Program. - ?% d/ z) B0 w, ^PEO (TAD) Program Executive Officer, Theater Air Defense. (U.S. Navy) PEO (TAD)-B Program Executive Officer, U.S. Navy Theater Ballistic Missile Defense Program / r0 \. F3 O$ L) U$ rOffice. PEP Producibility Engineering and Planning. * ~7 a5 l; `4 V& S! h) A/ pPEPP Producibility Engineering and Production Planning. Peregrine An Air Force boost-phase interceptor concept under development at USAF/SMC. Performance Those operational and support characteristics of the system that allow it to - X; {$ @; S7 ]9 s8 h6 R4 f5 neffectively and efficiently perform its assigned mission over time. The support 5 E+ U+ C& x6 y, vcharacteristics of the system include both supportability aspects of the design $ y% }- z [" `0 q6 J. k% Qand the support elements necessary for system operation. Performance Requirement A requirement that specifies a performance characteristic that a system or system or system component must possess; for example, speed, accuracy, frequency. . \9 S1 K$ h. R3 G9 A8 |2 [5 v% [Performance % j/ B: E$ X3 y' F- r- eSpecification : x- u2 o& Y. f( Z(1) A specification that sets forth the performance requirements for a system ( I+ H0 [4 {+ z3 \ M* P: E5 _or system component. (2) Synonymous with requirements specification. Perimeter ; ~% a3 q1 h: s8 X' z U% S7 |% LAcquisition , y1 |6 V% d# p2 N; t, sRadar and Attack 3 P) F8 t) ?6 z2 gCharacterization System (PARCS) AN/FPQ-16 phased array radar at Cavalier AFS, ND, used for early warning and attack assessment. Period (nodal) Time for a satellite to travel once around its orbit. Permeability Having the ability to diffuse through or penetrate something. - [6 `; W( y# e' g8 DPershing II OBSOLETE. US intermediate-range missile deployed in Europe. * r' D- D; `. oPERT Program Evaluation and Review Technique. MDA GLOSSARY, VER. 4.0 P 223 PERT Chart A graphic portrayal of milestones, activities, and their dependency upon other activities for completion, and depiction of the critical path. PESHE Programmatic Environmental Safety and Health Evaluation. PET (1) Pilot-Line Experiment Technology. (2) Production Environmental Test. & X& F w* j8 q# WPFC Prototype Flight Cryocooler. ' d; C: v" e) z7 L# KPFD Preconditions for Defense. PFIAB President’s Foreign Intelligence Advisory Board. 3 {! u4 q' V/ \PFS Pre-Feasibility Study (UKMOD). . z: i* n% j$ M4 {% a; {PGG Patrol Gunboat, Guided missile (Naval term). PGGH Patrol Gunboat Guided Missile Hydro-foil (Naval term). PGM Precision Guided Munition. 4 e6 w5 w! A! m) o& |" {PGU Power Generation Unit. PH&S Packaging, Handling and Storage (see PHST) (ILS term). Phased Array The arranging of radiating or receiving elements that, although physically stationary, is electronically steer-able and can switch rapidly from one target to & J L) m L. L, S' q8 Manother (e.g., phased array radar). ( U. Z5 E# s$ I2 U: F9 UPhased Array 1 t+ ~8 n- n. ?$ _* }Tracking Radar 3 Q9 X- J H& M7 ?8 I3 [Intercept On Target (missile) 3 d4 W p9 Q2 Q8 e$ P(PATRIOT) 5 O/ a' U" ~( m( x2 O7 C8 UA point or limited area defense system originally built to intercept aircraft. PAC-3 improvements, which will give it greater capability against theater ballistic missiles, include upgrades to the radar and selection of an improved missile, either PATRIOT Multimode Missile or ERINT. Phased + L. e6 P- {& p& ]4 @5 lDeployment & J7 U7 T% |- A3 DThe sequential steps of element deployments leading to a designated system capability that is realizable with fiscal and technological constraints. Phase One Engineering Team (POET) 8 `0 ?& A) `. {0 U$ Z1 u' j" s* w/ {OBSOLETE. An FFRDC providing technical support to the Phase I Program 4 q6 O- V- n( v) z6 DOffice. Now referred to as POET. q( L* g2 J5 ePhenomenology The topological classification of a class of phenomena. Phenomenology efforts collect and analyze optical and radar signature data, and model phenomena required by systems developers to design and evaluate SDS elements. PHI Photonic Hit Indicator. PHIGS Programmer’s Hierarchical Interactive Graphics System. 5 t5 S% H9 O' T0 J6 vPHOTINT Photographic Intelligence. & Z1 M7 O- F' _7 M3 d7 q5 M- _Photochemical A chemical reaction resulting from exposure to radiant energy or light. MDA GLOSSARY, VER. 4.0 P # v8 Y, g4 W1 }224 Photoelectric Effect : I7 a0 a* U+ b9 n, T0 cThe process whereby a gamma ray (or x-ray photon) with energy somewhat - D. y1 K; {. }1 T' Egreater than that of the binding energy of an electron in an atom, transfers all its $ m3 e0 k$ @# Fenergy to the electron which is consequently removed from the atom. Since it ' i9 ]* o! A, d& i2 ahas lost all its energy, the photon ceases to exist. (See Photon.) i3 Z! K1 O, N1 d# ^Photon A unit or "particle" of electromagnetic radiation, carrying a quantum of energy, % z4 @: L! e) q8 s4 M$ mwhich is characteristic of the particular radiation. 3 h# |! W$ K3 K) N* d9 @. {# f- V+ XPHS&T Packaging, Handling, Storage, and Transportation. Physical Agents Descriptive term that includes non-ionizing EMR, static electric and magnetic % u& d3 J/ H) U- }fields, ionization radiation, energy beams, noise, explosions, de-orbiting debris, : n9 `4 e" s) h- h- \and extreme cold.

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Physical ! c9 \: a( {" ?) xConfiguration Audit (PCA) Physical examination to verify that the configuration item(s) “as built” conforms to % W9 R k, k$ z( H1 Xthe technical documentation that defines the item. Approval by the government 6 s1 y+ ~4 y5 k7 U! K9 Aprogram office of the CI product specification and satisfactory completion of this audit established the product baseline. May be conducted on first full production or first LRIP team. % X/ O" M, I& _/ R, ] `/ a" oPI Program Integrator. PIA Personnel Identification/Authorization System (USA term). PIC (1) PLRS Interface Controller (US Army term). (2) Policy Integration Committee. (3) Program Information Center (Computer programmer term). ' b6 v7 a- H' f4 M F$ uPicture Element (PIXEL) The smallest element of a display space that can be independently assigned color and intensity; the finest detail that can be effectively reproduced on a ) q0 l( `2 _/ E! g" q7 I- Brecording medium. 0 l+ E0 }: z/ e# H* g4 `" q- xPIDS Prime Item Development Specification. 1 f9 W9 \) c4 p6 D" U) k1 ZPilot Production Production line normally established during EMD to test new manufacturing Z: @) r4 d& A( K j7 pmethods and procedures. Normally funded by RDT&E until the line is proven. Not the same as long range initial production. PIM Position of Intended Movement (USN term). PIMS Programmable Implantable Medication System. 7 L1 r- A0 x, @. S8 K) N8 JPIP (1) Predicted Impact Point. (2) Predicted Intercept Point. 9 T8 G3 M" X% ^4 h- ~& f(3) Product Improvement Proposal/Program. PIPT Program Integrated Product (Process) Team. PIR Program Information Report. PIXEL Picture Element. Pk Probability of Kill. $ l5 I2 q j2 G1 t( OPKCS Public Key Cryptography Standard. PKH Probability of Kill, given a hit. MDA GLOSSARY, VER. 4.0 P 225 PKO Peacekeeping Operations. + N# w5 d7 a! H0 ^9 c* Q. JPkss Probability of kill -- single shot. PL (1) Probability of Leakage. (2) Phillips Laboratory, Kirtland AFB, NM. (3) Public Law. PLA (1) People’s Liberation Army (China’s army). (2) Patent License Agreement. : k6 {; t1 [9 u3 q3 ^PLAN People’s Liberation Army/Navy (China’s military). - h; b7 J7 F& n9 l( ~; ?Planning, Programming, * {- D$ V! b& z1 g# |* w( z G3 qBudgeting System (PPBS) 5 ^, j2 i' k, ^9 Z% LThe primary resource allocation process of DoD. One of three major decisionmaking support systems for defense acquisition. It is a formal, systematic structure for making decisions on policy, strategy, and the development of forces ! O4 R& ~ f" w- B* Land capabilities to accomplish anticipated missions. PPBS is a cyclic process containing three distinct, but interrelated phases: planning, which produces the Program Objectives Memorandum (POM) for the Military Departments and + z; K7 y4 r$ ?: d) z1 E$ x6 O" j+ cDefense Agencies; and budgeting, which produces the DoD portion of the ' l/ B) q7 {: y' B0 aPresident’ s Budget. DoD PPBS is a biennial process starting in January of each 9 N Y) b: y4 Q# {odd numbered year with national security guidance to initiate the planning ; {8 I4 q" k9 l$ v& ^phase, and ending in January of the next odd numbered year with the President’s budget submission to Congress. (Defense Systems Management 1 {7 F+ `. N0 }$ A A4 BCollege) PLCCE Program Manager’s Life Cycle Cost Estimate. PLISN Provisioning List Item Sequence Number (ILS term). PLRS Position Location Reporting System. l: J+ X) c( UPlume Data + \# m# b1 Z0 o" t9 u- Y" T3 @Center AEDC, Arnold AFB, TN. 8 X! i1 i" Z0 S; y1 p8 z4 r9 XPLV Payload Launch Vehicle. ! m+ ^, F. ?& L1 E6 t# Y4 _' p3 nPM See Program Manager. PMA (1) See Program Management Agreement. * s) N/ I2 Y2 v2 q" j7 z& }/ z(2) Post-Mission Analysis. (3) Pressurized Mating Adapter (NASA term related to the space station). PMASIT PMA Software Input Tool MDA/DPI S/W tool). 0 B2 X) m, v* M- H* ZPMC PCI Mezzanine Card (computer H/W term). PMD (1) Program Management Document. (2) Program Management Directive (AF). 8 H$ V- e+ A, ]& ^+ w1 ?PMEL Precision Measurement Equipment Laboratory. PMI Preventive Maintenance Inspection. ; |, V3 e9 B! @ N. N3 ]- |PMIT PATRIOT Missile Integration Team (PAC-3 Program term). PMJEG Performance Measurement Joint Evaluation Group. PMO Program Management Office. MDA GLOSSARY, VER. 4.0 P 226 ! j5 Z8 I* r* l, f2 D6 Z! h, gPMP (1) Parts, Materiel and Processes (US Army term) (See also MPP). (2) Program Master Plan. # Y, U, B! l1 Q" A- |(3) Prime Mission Product. (4) Program Management Plan. PMR (1) Program Management Review. (2) Pacific Missile Range. (3) Program Manager’s Review (PAC-3 term). PMRF/KTF Pacific Missile Range Facility/Kauai Test Facility, Barking Sands, Kauai, HI. 3 p( O) {$ w f; N) vPMS (1) Planned Maintenance System (ILS term). . k! B w% \0 T(2) Performance Measurement System. PMTC Pacific Missile Test Center, Pt. Mugu, CA. . w/ y- s9 }! e6 }* d4 ]PMWG Producibility and Manufacturing Working Group. PN Probability of Negotiation. G5 N, j$ F) ^3 r8 w% @2 u& z, BPNE Peaceful Nuclear Explosion. PNET Peaceful Nuclear Explosion Treaty. 6 ?: O5 F+ l- t/ VPO (1) [Acquisition] Program Office. & R! N* Z1 t( W( H, m6 B( B& |: g+ L9 m(2) Purchase Order. POA&M Plan of Actions and Milestones. POC (1) Point of Contact. (2) Proof of Concept. POC/ET Proof of Concept/Experimental Test (e.g., modular USSTRATCOM ground mobile 7 M. m+ E3 B# |2 T Ucommand post). + |9 t+ l( c+ y$ W) J" @! PPOCT Passive Optical Component Technology. : L% L' |. B+ EPOD (1) Plan of the Day. (2) Probability of Detection. (3) Port of Debarkation. & N8 r4 b6 |0 }! CPODIUM Project Origination Design, Implementation and Maintenance. POE (1) Program Office Estimate. (2) Projected Operating Environment. $ S; @" P; k: m7 @) G& NPOET A consortium of scientist and engineers from FFRDCs providing technical support 2 f- _4 k, M) L9 x8 J7 ?0 nto the MDA. (Formerly referred to as the Phase One Engineering Team.) % }+ e) I& i- wPoint Defense The defense or protection of special vital elements and installations; e.g., command and control facilities, air bases, etc. Point Defense 0 w G# n) S$ }& rSystem 6 P. J' d6 a" N/ Y3 E2 PA terminal defense system using radars and large numbers of guided projectiles to defend ICBMs. This concept was considered in the early 1980s. Pointing The aiming of sensors or defense weapons at a target with sufficient accuracy either to track the target or to aim with sufficient accuracy to destroy it. Pointing and tracking are frequently integrated operations. - P& U c p7 H( Z- K8 ?# [. |POL Petroleum, Oil, and Lubrication. MDA GLOSSARY, VER. 4.0 P ' Z j, K/ S- h. x/ I- n6 L227 # ], O9 n$ M0 l5 OPOLAD Political Advisor.

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POM Program Objectives Memorandum. ' ^" P' P% F0 l) t9 H* I5 XPOMCUS Pre-positioning Of Materiel Configured to Unit Sets. POP Proof of Principle. $ M- r! q* F1 G- q# i, V4 LPort Covers Mechanism for thrust termination of solid-propellant systems. ) B% T4 ]2 J( L% Z* V8 i* J( E, EPortability (Software) The extent to which a software component originally developed on one computer or operating system can be used on another computer or operating system. POS (1) Primary Operating Stocks. (2) Probability Of Success. (3) Position. 5 [" f5 `8 N- Q& u4 dPoseidon Class of US nuclear ballistic submarines (USN term). POSIX Portable Operating System Interface. POST Portable Optical Sensor Tester. # L/ [( M2 f- e0 i' \& n+ jPost-Attack The period following the attack, prior to the next wave. Post-Attack Period " l6 p& D, P3 A' I" `7 p' U& b. }In nuclear warfare, that period which extends from the termination of the final + F+ R5 }/ C8 b1 a& S5 Z; nattack until political authorities agree to terminate hostilities. : J0 R( z, Y$ h UPost-Boost / L2 m% x1 n/ T# `- }1 w) F4 J: XPhase (PBP) $ X( O9 }/ t7 ]7 x6 M- l; EThat portion of the trajectory of a ballistic missile between the end of powered z$ g4 {. @% r( T1 Bflight and release of the last RV. Applies only to multiple-warhead ballistic missiles. (USSPACECOM) Post-Boost & O7 W2 t4 [1 s LVehicle (PBV) The portion of a rocket payload that carries multiple warheads and which has the maneuvering capability to independently target each warhead on a final 7 u1 x3 l5 x/ Ktrajectory toward a target. Also referred to as a "bus." , k9 X! \5 W6 R6 j7 HPOSTPROD Post-Production. POTS OBSOLETE. Phase One Threat Specification. PP (1) Parallel Processing. (2) Principal Polarization. $ Y% {8 W ~' p- `) E(3) Post Processing. (4) Program Plan. 1 W3 C& [. I7 c& h' g1 ePPBES (1) Planning, Programming, Budgeting, and Execution System. (2) Program Planning and Budgeting System. ( b5 u( b; i+ a! APPBS Planning, Programming, Budgeting System. ( Y6 m D u& ?0 Z, ^$ [PPG (1) Parallel Programming Group. (2) Program Planning Guidance. PPI POM Preparation Instructions. PPIP Program Protection and Implementation Plan. PPIRS Producibility Programming and Issues Resolution Strategies. - ~: ], o6 g$ o: g2 o7 i, fMDA GLOSSARY, VER. 4.0 P : E }) T" ^ s. d# U# J3 X228 $ r7 c4 F) L; h6 W3 C* w; }7 LPPL Provisioning Parts List (ILS term). PPLI Provisioning Parts List Index (ILS term). PPP Program Protection Plan. PPQT Pre-Production Qualification Test. PPS Precision Positioning System. PPU Prime Power Unit (THAAD). 1 q: B( k4 W nPR Procurement Request. PRB (1) Planning and Resources Board. (2) Program Review Board. PRC Program Review Committee. PRD Presidential Review Decision. 6 R* q3 G+ O- K: BPRDA Program Research and Development Announcement. 5 I3 d$ u b' e g/ oPRDR Pre-production Reliability Design Review. . T- R/ |- k% d- L& d0 zPre-Allocated Defense A preplanned decision to designate a specific number of defensive assets to be used against a specific target or set of targets or to defend a specified asset or 9 b: `9 @# J$ Y8 Y" B$ Mset of assets. The defense will select the best tactic to use based on the ; ]" j- M! j# Z p# [7 ynumber of interceptors available, their probability to kill, the number of targets ) {" Q8 L3 B- ~3 k. I7 O* Uunder attack to be defended, and the scope of the attack. Pre-Attack A period of time immediately prior to an attack, usually hours to minutes to tip-off. Pre-Authorized ?' N* W3 ~) JEngagement Criteria (PEC) Pre-specified quantitative operational parameter thresholds which when ! y' w y2 y j0 d3 I7 Csurpassed cause automated engagements to be enabled. Pre-Commit ; N$ c9 R' D4 [ U4 o. c3 s/ p4 g+ HStrategy + p* p9 P- E) O$ p. ]2 g& KA tactic in which defense weapons are fired without being individually committed / D7 [0 m. R- n) Vto specific targets. Target commitment would occur relatively late in the 8 q9 H: F) ?1 G: E1 zdefensive weapon’s trajectory. Pre Launch Survivability The probability that a delivery and/or launch vehicle will survive an enemy attack under an established condition of warning. 9 o4 W* O$ E8 J! `7 y8 N2 F& HPrecedence 1. A designator, which indicates the order in which a number of messages shall / D0 V# P0 L: N) U1 e8 _- l% K0 ibe served. Four precedence levels are provided for SDS, with one being the highest and four the lowest. Messages with precedence level one are served ) y) c+ J w% C/ dfirst and those with level four last. These correspond to the four precedence . m* L3 q* N, n& _4 x& ilevels, Flash, Immediate, Priority, and Routine respectively. 2. (Reconnaissance) 6 U2 N/ a. c x2 S c ^& qA letter designation, assigned by a unit requesting several reconnaissance ; f1 a& w1 o5 U2 Tmissions, to indicate the relative order of importance, within an established 9 s: V; M+ B. h$ lpriority, of the mission requested.

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Precision Decoys ! C" Z3 ]/ t, uDecoys that precisely match RV characteristics either exoatmospherically or 5 x3 M7 P ]3 Q" A6 A6 Yendoatmospherically, or both, and seek to deceive the defense into intercepting ' X4 j& i2 o$ |. q8 o) U7 Uthem. ! y9 D2 L" ~( j2 LMDA GLOSSARY, VER. 4.0 P . |9 f# \" }- g229 Preconditions for ' q# L7 h! _8 ADefense (PD) 8 y0 F/ L3 R8 F+ q9 KPDs are NCA pre-approved criteria, authorities, and procedures that delineate ' u+ `) \. x) l$ o& Ccircumstances under which USCINCSPACE BMD forces will initiate or continue 1 t0 o7 z Y6 O& s0 B: pcombat engagements and operations against hostile ballistic missile attacks directed at the United States, its Allies, or U.S. interests during peace, crisis, and war. Predicted P8 I; o; y" N$ j! vIntercept Point ) T( [* ~- P$ s(PIP) The calculated position in space where the target and interceptor coincide. + S. z4 r! Q" D% q( J' @# S* KPreferential # i t& z' ] c! L! p. d) U8 P' HDefense Preferential defense is the a-priori assignment of defensive assets to protect 9 j2 u% c& N6 `# v. M6 Ggiven facilities or capabilities. Preferential Defense Strategy $ A( Z# ~6 N: K9 Y" }+ vA tactic used as part of the SDS strategy to optimize the use of weapons and sensors by selecting high value targets for engagement by the defense while ) k9 U3 o, Z$ l$ @temporarily allowing less important targets to pass. This strategy forces the offense to attack with several times as many RVs as the defense has interceptors. Since preferential defense demands precise impact point prediction, c+ J" d& {2 ]& b# o, ^+ {1 @: Z/ gthe strategy is placed at a disadvantage if targets are closely spaced, if RVs can maneuver or if the defense intercepts ICBMs in the boost phase. 5 W3 u% v! b: t* }1 D& b5 pPreferential Offense * z% K8 d) U V7 B* YThe concentration of offensive assets on a subset of targets. Preliminary + x! E* C- u0 ?8 |9 b& i2 J& u4 E; aDesign Review 9 ?" S7 ]3 G% f, [(PDR) A review conducted on each configuration item to evaluate the progress, technical adequacy, and risk resolution of the selected design approach; to 0 s. n. J" F0 X: q$ }determine its compatibility with performance and engineering requirements of the development specification; and to establish the existence and compatibility of ( |( ~4 F; v" a+ D* y5 H. {the physical and functional interfaces among the item and other items of equipment, facilities, computer programs, and personnel. Conducted during ; Z2 t7 }+ R/ J& G/ ?8 S9 NPhase I, Demonstration and Validation (for prototypes), and Phase II, * x, K8 E) L7 \: r+ k) _4 CEngineering and Manufacturing Development. Preplanned : _! P! D P9 a9 q2 P0 FProduct Improvement # `/ Y( r/ ]' ]& r/ [6 k" q& j; }+ k" X(P3 I) . J0 O! N: n. g: }' c8 KPlanned future evolutionary improvement of developmental systems for which design considerations are effected during development to enhance future application of projected technology. Includes improvements planned for ongoing systems that go beyond the performance envelope to achieve a needed operational capability. Preplanned & l/ p4 F8 _9 c" Q) VResponse ) B9 p$ X+ n' C) f* VOptions (PRO) [5 X7 P4 J) s& kBallistic Missile Defense (BMD) reactions, which have been preplanned, 4 Z; c0 t5 ` l6 ?+ K" [1 uanalyzed, and pre-approved, for specific ballistic missile threats. The PRO, ( s' h2 m' G9 B7 ]equivalent to an operations plan, consist of a number of Defense Employment Options (DEO) which provide force employment objectives to Component forces ) O1 `4 [9 I/ i0 `6 f, Y7 j# w+ ^based upon the world situation, national objectives/guidance, BMD asset status, 0 D0 h6 i* w' p1 Jand the intent of the threat. PRO is automatically processed with real-time 8 n6 P( m* |" }0 `human oversight and control when USCINCSPACE directs execution. ( [7 y8 H7 O4 ]3 @7 o3 t FPreproduction Prototype An article in final form employing standard parts, representative of articles to be produced subsequently in a production line. Preproduction % C- Z' L# v& G& z0 D5 f; tTest This is a test of design-qualified hardware that is produced using production " I- Z6 r2 O4 |0 k4 f- b' c- btooling and processes, which will be used to produce the operational hardware. No production hardware should be accepted prior to satisfactory completion of 5 a: a6 \' K( r" J0 ^1 Rthis test. Test objectives include: gaining confidence that production hardware is going to work; that it will be reliable; that it can be maintained and supported ( a4 X. W9 b/ H' [ U+ Aby the user; and that it is not over designed. 7 {/ z* _2 c* Z4 wMDA GLOSSARY, VER. 4.0 P % P, W5 z( q, v" j6 Z: V8 w230 Preset Guidance A technique of missile control wherein a predetermined flight plan is set into the control mechanism and cannot be adjusted after launching. 2 C7 H) C; K8 k. O' O& V1 LPresident's Budget (PB) ( S) q$ I* x4 P, m3 z! RThe Federal Government's budget for a particular fiscal year transmitted in January (first Monday after January 3rd) to the Congress by the President in ! i" Z# F5 T7 ^& H% z Oaccordance with the Budget and Accounting Act of 1921, as amended. Includes all agencies and activities of the executive, legislative and judicial branches (For FY 88/89, two-year budget for DoD submitted in January 1987.) . j) R, d. Z0 ]/ @PRF Pulse Repetition Frequency. PRG Program Review Group. ' B6 N! A4 p2 m; s0 I2 PPrime Contractor A contractor having responsibility for design control and delivery of a system or $ c, X! n3 u! L) J2 @3 uequipment such as aircraft, engines, ships, tanks, vehicles, guns and missiles, ground communications and electronic systems, ground support equipment, and test equipment. . c3 z! T3 w) Q( yPrioritize Targets To identify and rank targets in priority fashion, based upon criteria such as type, 1 c5 w9 L9 r1 x- t' W8 h' V( Ypredicted impact point, and predicted time of impact. PRN Pseudo Random Noise. PRO (1) Preplanned Response Options. (2) Plant Representative Office. Probability of 1 t% d% K$ U2 m( I/ \Damage ! C7 t. k$ h P. G, QThe probability that damage will occur to a target expressed as a percentage or as a decimal. 5 f1 F" \! P$ N7 k8 R, x1 n8 f% XProbability of Detection + J3 |1 {' p+ Q7 M9 p/ k' k2 l(1) The probability that the search object will be detected under given % K- U$ [& p: ~; K4 Sconditions if it is in the area searched. (2) The probability an object will be detected given all known error and noise 4 X6 Q0 b* l a1 y, O$ w' m3 G" j+ B3 \sources.

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Probability of Discrimination This is the probability that an object, which is threatening will be correctly 8 y' R. t- X4 tidentified. The ability to discriminate between a potential target and a decoy is ) L/ p: i# t, Q6 I# p1 A; h8 d& lquantified by a “K” factor, in which the higher the numeric the greater the 6 o8 S% m1 n$ J6 r& {; dprobability of discrimination (thus, a “0” K factor implies that the target is indistinguishable from the decoy). Probability of 3 w K& `. w1 c0 l2 FFalse Alarm $ }+ H; F! H7 r Q5 T/ i2 k( h(1) For a single sensor this is the probability that an object will be detected when no object is present. 0 l/ D: E& Q2 H+ k(2) For discrimination, this is the probability that an object, which is not a threatening object will be identified as one. ' T) T2 k7 r) @# }Probability of Kill The lethality of a weapon system. Generally refers to armaments (i.e. missiles, ordnance, etc.) Usually the statistical probabilities that the weapon will detonate close enough to the target with enough power to disable the target. (Defense Systems Management College) % ]+ d! A' {: `# u9 B5 fProbe The air vehicle of the GSTS. PROC Procurement. # }6 f: D- _9 k; cProcess Data Sensitivity Label (PDSL) The sensitivity label for data contained in a process. MDA GLOSSARY, VER. 4.0 P / @1 |5 [0 [. I# F3 \ a( l& `231 PROCMT Procurement. # o3 m! r$ V' o, XProcuring Contracting Officer (PCO) The individual authorized to enter into contracts for supplies and services on behalf of the government by sealed bids of negotiations that is responsible for overall procurement of the contract. Prod Production. Producibility The relative ease of manufacturing an item or system. This relative ease is , L ?( h/ {, |governed by the characteristics and features of a design that enable economical fabrication, assembly, inspection, and testing using available manufacturing techniques. : n$ T) ^) w% |/ }Producibility, Engineering, and 4 x. E% d$ I" K9 h2 ]Planning (PEP) 0 |" T9 K; R1 c" e$ z% u/ eApplies to production engineering tasks to ensure a smooth engineering transition from development into production. PEP, a systems and planning engineering approach, assures that an item can be produced in the required quantities and in the specified time frame, efficiently and economically, and will ( F* |( v+ g! j' C2 C* j1 o4 U, wmeet necessary performance objectives within its design and specification 6 [* X2 I7 L: h- }constraints. As an essential part of all engineering design, it is intended to identify potential manufacturing problems and suggest design and production ( E9 V& u" J7 _8 s' g9 e+ tchanges or schedule trade-offs, which would facilitate the production process. Producibility, Programming, + _) s# }/ p4 wand Issues t. a# y( b9 ~# X, k, r' }Resolution , u/ Z! R+ s' k8 q& R1 DStrategies (PPIRS) A semi-annual document put out by the MDA P&M community listing all medium : I5 k% q. {- `6 j2 c4 k( K/ p7 mand higher P&M risk issues as prioritized and coordinated by the MDA P&M ( k' w5 l) H/ U" ^Working Group. ! V8 \* |: A- S1 v, d8 IProducibility + a4 M+ j8 q7 I r7 s ^Review A feasibility review of the design of a specific hardware item or system to determine the relative ease of producing it using available production technology 7 G4 ]* m w- N6 T% U7 A1 M8 |- t" pconsidering the elements of fabrication, assembly, inspection, and test. This is a generic term for the concurrent engineering portions of MIL-STD 1521 system design reviews. 8 ] [1 h& @; v5 ^ p! d9 i. _2 _- xProduct Baseline (1) Established by the detailed design documentation for each configuration item. Normally includes Process baseline (type D spec), Material baseline (type E spec), type C spec, and drawings. % B: F9 Y; ?4 h& ?+ X(2) In configuration management, the initial approved technical documentation (including, for software, the source code listing) defining a ) W _3 a; p f0 j. X! P7 R3 {configuration item during the production, operation, maintenance, and f/ O- ?- D! c4 b) d, Nlogistic support of its life cycle. % m- J# \ V3 h, W' I8 i* yProduct Configuration $ K) k: S9 P! a% Y6 t6 Y( p1 SIdentification The current approved technical documentation which defines the configuration $ l& B& ^/ U9 {( iof a configuration item during the production, operation, maintenance, and 0 O7 [, E7 Q* g. I qlogistics support phases of its life cycle and which prescribes that necessary for: 7 \, E& Y" v6 }% e' O6 Vfit and function characteristics of a CI (Configuration Item); the selected functional characteristics for production acceptance; and the production acceptance test. Product Improvement Effort to incorporate a configuration change involving engineering and testing on 6 F) x, K( A) `# E& Bend items and depot repairable components, or changes on other than 4 c3 Q4 t. Y# Odevelopmental items to increase system or combat effectiveness or extend 9 f( L+ W8 n) _useful military life. Usually results from user feedback. " m0 e1 C& g' _' P OMDA GLOSSARY, VER. 4.0 P 1 k6 z, S* K8 p$ M# n# r6 b: ~. Q232 Product Manager The individual, designated by a materiel developer, who is delegated authority and assigned responsibility for centralized management of a ' r1 z( E) F: T5 r7 {development/acquisition program that does not qualify for : r. O' t }, [4 R, ssystem/program/project management. Product Security , o% D) {" ]3 P6 X' W(PRODSEC) 5 u0 ^9 w- N' E0 lThat physical security provided for selected DoD products (major, high cost, politically sensitive systems with significant military value) at Department of Defense contractor facilities to mitigate the risk of the government as a selfinsurer. Defining and instituting product security during production are essential 8 |0 C; U" ~& J/ b: I7 Vto the delivery of uncompromised systems.