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Printer Friendly Email Page Glossary of Airport Acronyms% y. L3 X! A$ P) s$ ^( Q5 E A# t
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( F' g9 a2 I$ zA/C -- Aircraft/ |; _, N7 V6 L# J8 p: W4 i
A/G -- Air to Ground
. O4 C$ m) U% r7 Z$ jA/H -- Altitude/Height
5 T6 q5 q: Q6 a3 C- |2 ?5 X3 K8 sAAC -- Mike Monroney Aeronautical Center6 @3 ]! g2 u! e; ^
AAF -- Army Air Field3 O* K7 P+ t7 R6 F
AAI -- Arrival Aircraft Interval1 N' W- q1 K( b8 x9 A. s
AAP -- Advanced Automation Program
' x2 O, p! C$ D5 S) Y$ DAAR -- Airport Acceptance Rate
2 c# @9 A- g* W1 K: s; }ABDIS -- Automated Data Interchange System Service B- ^* k. r F/ e
ACAIS -- Air Carrier Activity Information System. g0 A. B3 O" W3 p& x* E
ACAS -- Aircraft Collision Avoidance System
; v& P3 S. ?( VACC -- Airports Consultants Council - V' h& y* [) @
ACC -- Area Control Center
4 d" T) R6 M; d+ \ACCT -- Accounting Records
l% H. v' E7 J" l* [9 d& @8 K) Q) oACD -- Automatic Call Distributor
' _' g% V5 h+ h# _ACDO -- Air Carrier District Office
7 q& u) @4 @# N. S1 E8 T$ J$ [1 F* GACF -- Area Control Facility ; C3 M* \: Q$ f! J0 @) T- Q
ACFO -- Aircraft Certification Field Office
# C( _% y2 k% G" Z' X) g2 P! wACFT -- Aircraft " Q$ g: P, k/ ^. l; U
ACI-NA -- Airports Council International - North America . e- o1 ?9 z* d1 [
ACID -- Aircraft Identification
9 Y% \. W+ Q8 w# Q, NACIP -- Airport Capital Improvement Plan
6 e; [0 ]1 V; t3 M2 y, ~$ ^ACLS -- Automatic Carrier Landing System
4 ?) m4 ~ Q' ]+ B: t ^! JACLT -- Actual Landing Time Calculated ! i2 g0 {, h& R
ACO -- Office of Airports Compliance and Field Operations
% [5 u# v( v; y9 h" R7 A: ?) fACO -- Aircraft Certification Office ' N' z6 p& o' U4 _ n
ACRP -- Airport Cooperative Research Program . j4 `3 N: R) @) K
ADA -- Air Defense Area & j: ?" s7 ~2 \8 e& K- l1 W
ADAP -- Airport Development Aid Program
' o) F5 T; }; q4 F- N4 o h+ DADAS -- AWOS Data Acquisition System
, V. ^. Z5 b9 ?8 eADCCP -- Advanced Data Communications Control Procedure ( {9 q3 L! {0 B/ u- Y& A. b* U
ADDA -- Administrative Data
( P6 \: k' B$ N3 L% wADF -- Automatic Direction Finding
5 c* Y7 u, l0 p$ ]6 W. ~" xADI -- Automatic De-Ice and Inhibitor
; O7 J( @8 v S+ LADIN -- AUTODIN Service + ~! S& K* ~6 b& K- m
ADIZ -- Air Defense Identification Zone 6 @6 R. d6 ?8 |
ADL -- Aeronautical Data-Link / m/ g W: Z2 S: \" B8 ] y
ADLY -- Arrival Delay $ j6 W$ }" n) E0 }- C j8 Y3 U+ P
ADO -- Airline Dispatch Office " q1 R, \% n x
ADP -- Automated Data Processing
4 e! {. `2 l* O$ w9 Y* vADS -- Automatic Dependent Surveillance $ M3 w/ E4 `! y& j: k% p! L
ADSIM -- Airfield Delay Simulation Model
( |+ d0 Z0 Z) ?) D; w* w5 fADSY -- Administrative Equipment Systems / i. U* j2 t( ~
ADTN -- Administrative Data Transmission Network
" a4 o% [3 m7 p5 [7 I0 C; rADTN2000 -- Administrative Data Transmission Network 2000 |6 ~) P1 b4 l9 A% J0 ?5 W" _
ADVO -- Administrative Voice 1 G4 z; A7 U* y& C+ L" o! l* a' o
AEG -- Aircraft Evaluation Group " [7 b5 a/ K; `8 o
AERA -- Automated En-Route Air Traffic Control 6 W- d1 }3 C. `9 T3 H
AEX -- Automated Execution
, K/ Q2 n- o- v9 X& S0 x% I5 L# \AF -- Airway Facilities ! g" w6 T- U* ]% u; q! V
AFB -- Air Force Base * a# Q4 I; ^ X+ \% K
AFIS -- Automated Flight Inspection System
- A# C( h% z0 W7 C. d PAFP -- Area Flight Plan % y8 `# ~& |' Q- Z* ^
AFRES -- Air Force Reserve Station # ^; K) H. u+ d/ E$ F
AFS -- Airways Facilities Sector $ G4 `! i5 }$ G$ G; F% }
AFSFO -- AFS Field Office
9 @% x5 w( @3 m* C6 _9 _* nAFSFU -- AFS Field Unit
" F& n4 v& ~- WAFSOU -- AFS Field Office Unit (Standard is AFSFOU)
. w$ s& M! A- j" T1 fAFSS -- Automated Flight Service Station 0 E N7 l; v9 y/ A
AFTN -- Automated Fixed Telecommunications Network
) d& H, Z# e. wAGL -- Above Ground Level / u7 H( B) v6 C- k
AID -- Airport Information Desk
; C4 {+ v% E, @+ }AIG -- Airbus Industries Group 2 m J* `# h" r: m
AIM -- Airman's Information Manual
0 }( ?+ l" f7 X1 a- T# t) ]AIP -- Airport Improvement Plan
c5 i1 I) R0 K$ ]% TAIRMET -- Airmen's Meteorological Information / \2 A8 {9 P e" W9 I w
AIRNET -- Airport Network Simulation Model . r. K) D$ j+ r( T
AIS -- Aeronautical Information Service & X" W) [& W( W
AIT -- Automated Information Transfer
1 V8 Z& a2 a. S0 M6 s) u: vALP -- Airport Layout Plan
; \" _( ~' C+ p0 a3 Y/ O! bALS -- Approach Lighting System " a& r* S) q0 ]/ f# }
ALSF1 -- ALS with Sequenced Flashers I 5 K& S) [6 v* {
ALSF2 -- ALS with Sequenced Flashers II ) l# O3 @6 k7 e$ _+ K7 G% ^, q
ALSIP -- Approach Lighting System Improvement Plan & {, Q3 u1 l1 {) J; \
ALTRV -- Altitude Reservation
4 A, K* y: o9 S5 {" hAMASS -- Airport Movement Area Safety System ) Y# [4 i6 a Q, p4 r+ \/ Y# w
AMCC -- ACF/ARTCC Maintenance Control Center : Z. i4 j/ k6 J" g4 H* z
AMOS -- Automated Meteorological Observation Station 6 p6 V4 [7 r5 Q6 H( t2 M
AMP -- ARINC Message Processor (OR) Airport Master Plan
8 E) c5 D8 _/ Q5 }1 S* T: Y& nAMVER -- Automated Mutual Assistance Vessel Rescue System ( B+ g9 P& g1 M4 A' V& Y
ANC -- Alternate Network Connectivity
7 k5 y5 n" x1 u- T# g' FANCA -- Airport Noise and Capacity Act
* R. p6 Y9 w/ oANG -- Air National Guard % H" V$ r' e2 k8 v) f6 |; k2 x; d2 h
ANGB -- Air National Guard Base
) T3 c+ X* g$ F5 CANMS -- Automated Network Monitoring System
7 s- b0 O3 a( ^ANSI -- American National Standards Group 8 }& u" }! T2 j! d( u
AOA -- Air Operations Area7 Y0 Y$ w* P( w6 L1 [0 H* ?8 o/ u8 c
AP -- Acquisition Plan - J1 B/ C( C5 \: U" c
APP -- Approach ) X+ D' d. R. B; k X6 |
APS -- Airport Planning Standard
) @& n: z. b8 w/ J" bAQAFO -- Aeronautical Quality Assurance Field Office
6 H5 d+ A% a5 k3 VARAC -- Army Radar Approach Control (AAF) 9 D* _8 Y0 c, O0 {
ARAC -- Aviation Rulemaking Advisory Committee
5 K$ Y, \# T; ?. V! e1 nARCTR -- FAA Aeronautical Center or Academy + {& L4 U! a7 ^0 a9 Y2 _- j( F4 E
ARF -- Airport Reservation Function 4 N9 e6 O) f, t k2 Z; ~ g! o6 B. Z5 j
ARFF -- Aircraft Rescue and Fire Fighting
: }: [7 N$ \0 a( DARINC -- Aeronautical Radio, Inc.
7 S" |$ {) v; ?: F4 E9 G' n9 _" u0 OARLNO -- Airline Office
. R% D2 B, Q- LARO -- Airport Reservation Office
! h5 Y( a4 J" q H- [ARP -- Airport Reference Point
, {, X& |! S1 uARSA -- Airport Service Radar Area
6 `! f* F6 T% N5 I5 k- gARSR -- Air Route Surveillance Radar 6 O( y) ^7 P7 D5 f: z: y% M
ARTCC -- Air Route Traffic Control Center . }" o" ]) a( d% X# }1 v$ @8 @
ARTS -- Automated Radar Terminal System 9 D" U! f$ Q; b3 d% T+ n- K
ASAS -- Aviation Safety Analysis System 2 e7 u0 ^; E- ~
ASC -- AUTODIN Switching Center
7 c2 B; s, Y$ b1 L8 y* n6 |" a1 M4 Q; KASCP -- Aviation System Capacity Plan / E; c0 w- K" N2 \, N6 i8 T1 X% z
ASD -- Aircraft Situation Display
% h: @7 j% P/ a. h8 @, z$ bASDA -- Accelerate -- Stop Distance Available $ \" |5 [$ ]# u2 T
ASLAR -- Aircraft Surge Launch And Recovery
; j J9 i6 q6 ^0 RASM -- Available Seat Mile 7 P8 @! s! `/ a- v8 R
ASP -- Arrival Sequencing Program 7 ^# L0 `- a% ~6 q
ASOS -- Automatic Surface Observation System 7 l. n+ W1 V7 J# z5 c' W
ASQP -- Airline Service Quality Performance ; p7 P8 a7 C" S8 V
ASR -- Airport Surveillance Radar
/ e6 s7 n# c) K$ SASTA -- Airport Surface Traffic Automation
4 E3 [' t* G! s; c0 b* xASV -- Airline Schedule Vendor
. |+ b: j$ ]; L# P% X4 c! gAT -- Air Traffic * t0 t4 A/ y/ e8 \- c/ h
ATA -- Air Transport Association of America
' v" B, U3 Q* y; s. M( uATAS -- Airspace and Traffic Advisory Service
5 L% G7 ^, n8 ^1 ~" EATCAA -- Air Traffic Control Assigned Airspace , w6 n$ O& Y/ X$ B' V9 m" }* c7 s
AT&T -- American Telephone and Telegraph
$ ]" \7 h+ h# o' B, x! KAT&T ASDC -- AT&T Agency Service Delivery Center * F5 j% y) Y$ s3 G
AT&T CSA -- AT&T Customer Support Associate
2 ]! z3 V+ c& k% P9 u* CATC -- Air Traffic Control
! N( L( I/ V( k3 k( @( f G( p& DATCBI -- Air Traffic Control Beacon Indicator
: k" m! i) S* p/ d! |6 I' M% o+ Z7 gATCCC -- Air Traffic Control Command Center
% `1 S" x: n/ C7 i5 L+ J1 gATCO -- Air Taxi Commercial Operator
" c8 _/ P: [8 ~" {: B l& NATCRB -- Air Traffic Control Radar Beacon
! K+ f( _7 [; K# T% k1 t$ q9 P2 wATCRBS -- Air Traffic Control Radar Beacon System " V" c, h: h% v7 v
ATCSCC -- Air Traffic Control Systems Command Center
3 j& h: O/ W6 C! B4 [5 TATCT -- Airport Traffic Control Tower ( l/ I3 q1 O( `. }. Y. G
ATIS -- Automated Terminal Information Service : v" S* t; J0 ^ R" L, p* z* l
ATISR -- ATIS Recorder
; f( T9 X& F9 S$ BATM -- Air Traffic Management 8 H$ N9 _5 p" h! c7 L
ATM -- Asynchronous Transfer Mode
7 u) `0 a& h1 d/ q8 vATMS -- Advanced Traffic Management System 0 y) a. ? W' q! h/ j
ATN -- Aeronautical Telecommunications Network
7 h3 T* T* I. h/ `# g! o, g7 eATODN -- AUTODIN Terminal (FUS) ! Q/ g% h" O* m, a( h5 X* O* E* H
ATOVN -- AUOTVON (Facility) 0 F/ i$ y8 ]7 B
ATOMS -- Air Traffic Operations Management System
& s# j6 l* n& y! ^4 JATS -- Air Traffic Service ) Q* w/ g; G7 Q2 c* x2 G
ATSCCP -- ATS Contingency Command Post # ~4 d5 T$ V$ V( Y
ATTIS -- AT&T Information Systems " M2 N+ N( l$ j8 ?! V
AUTODIN -- DoD Automatic Digital Network , X* J, A$ T7 L* }7 l, B; S
AUTOVON -- DoD Automatic Voice Network : k7 M/ `) P+ h: g1 O$ v6 q
AVON -- AUTOVON Service ) [. X; i: }" o% ]0 T* ^9 j6 h t5 e
AVN -- Aviation Standards National Field Office, Oklahoma City
* l; ^# u- [- X6 lAWIS -- Airport Weather Information 5 \4 C' I& z+ j& v+ u$ T5 q7 w L
AWOS -- Automated Weather Observation System
9 w; Q% {* `% u9 yAWP -- Aviation Weather Processor
% I; T! w: j1 SAWPG -- Aviation Weather Products Generator . g$ x) P. Z9 u) p; Y9 t
AWS -- Air Weather Station
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BANS -- BRITE Alphanumeric System
- Z/ S6 m: g9 I, G) QBART -- Billing Analysis Reporting Tool (GSA software tool) ; v4 j; }, G' g$ g
BASIC -- Basic Contract Observing Station
- \. g2 s' l! A0 ~% ~/ n8 QBASOP -- Military Base Operations ) F- U, M" q- v
BCA -- Benefit/Cost Analysis 1 l9 q% P. z3 l% F$ N
BCR -- Benefit/Cost Ratio
3 J2 h. d; c' d! }: }0 s0 RBDAT -- Digitized Beacon Data
8 B5 X) J7 M! ?$ j* S& hBMP -- Best Management Practices
/ i" ?5 j4 l: g/ N- CBOC -- Bell Operating Company
& u, X, f5 M6 C( z% w- z% mbps -- bits per second
: }2 b! y. o8 s/ A: I- W3 u. KBRI -- Basic Rate Interface 2 V; z* O; C9 F7 U5 v4 M
BRITE -- Bright Radar Indicator Terminal Equipment 2 g+ K7 v" E+ B9 K
BRL -- Building Restriction Line
4 `' n2 U+ k- L e, NBUEC -- Back-- up Emergency Communications
7 A9 @% Q; p4 t! }- U( T% VBUECE -- Back-- up Emergency Communications Equipment - M5 J; e+ B6 X8 p8 `" ?8 m' o
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CAA -- Civil Aviation Authority ! X/ W) H: s/ k8 Z
CAA -- Clean Air Act
& l8 V/ L6 B) }/ B1 hCAB -- Civil Aeronautics Board ' H: m# `1 I# Z @( v
CARF -- Central Altitude Reservation Facility / `" K8 f2 N0 o; a: i: L
CASFO -- Civil Aviation Security Office 4 l8 R/ y }: H) ]: q0 r
CAT -- Category 7 B T6 d" B7 z$ c
CAT -- Clear -- Air Turbulence
9 `" A" V; x0 O+ ?! dCAU -- Crypto Ancillary Unit
1 X( c! P% f9 Z+ d, M% r- _CBI -- Computer Based Instruction 2 K& @" R5 H) n. V( U6 A
CCC -- Communications Command Center 6 {$ J4 E- W) W% C
CCCC -- Staff Communications
/ q- j9 b* f8 R- _& |/ ZCCCH -- Central Computer Complex Host * g* w5 j; N: B* q
CC&O -- Customer Cost and Obligation
( s& I! X8 N. jCCSD -- Command Communications Service Designator
# Z& @/ l5 N3 o9 OCCS7-- NI -- Communication Channel Signal-7 -- Network Interconnect 7 y2 S. t l. p4 D( I. n
CCU -- Central Control Unit 1 Q, P2 D2 X+ ]! u6 P
CD -- Common Digitizer
( N! Z3 C/ q0 S+ E) X( E" _CDR -- Cost Detail Report
* D4 R# ]2 |5 \CDT -- Controlled Departure Time
/ X6 y8 u6 ^/ M/ U0 y7 yCDTI -- Cockpit Display of Traffic Information ! |; K) r/ I8 s3 K
CENTX -- Central Telephone Exchange $ o1 M% ]( w) ~6 ?% ?6 ^4 Q
CEP -- Capacity Enhancement Program ( t2 D7 @% p9 \( ^
CEQ -- Council on Environmental Quality
& [" u. Q4 b" ] D6 v: I9 F/ FCERAP -- Central Radar Approach " |! O, p- T3 a% ]1 q" @, j
CFC -- Central Flow Control
9 p' e4 O( X& ^ Z1 P. \1 UCFCF -- Central Flow Control Facility
- ^ Y- t: J) ~6 q6 yCFCS -- Central Flow Control Service
4 B) y8 X" Q6 T' ECFR -- Code of Federal Regulations # n+ B4 K6 l' ~* t$ `9 F2 t! p
CFWP -- Central Flow Weather Processor
% y4 M# a2 N0 ZCFWU -- Central Flow Weather Unit $ C# ^1 C* Z2 K; E
CGAS -- Coast Guard Air Station + e1 X3 |5 r* E! r! @
CLC -- Course Line Computer 1 `4 ?9 f# r8 E
CLIN -- Contract Line Item
* M0 I" F) p4 r( W6 l _CLT -- Calculated Landing Time ( e5 m9 ~+ X1 I5 J+ p- C
CM -- Commercial Service Airport
1 n0 y+ ?! j: \1 `CNMPS -- Canadian Minimum Navigation Performance Specification Airspace - }- E: a/ g, ?7 v/ a h- o
CNS -- Consolidated NOTAM System 1 ]4 k' C5 R; {, E, P9 ]
CNSP -- Consolidated NOTAM System Processor
' x5 y0 h6 s# c* \0 P, VCO -- Central Office
/ L( x8 D2 {" O/ X) C- g4 y9 ]3 kCOE -- U.S. Army Corps of Engineers
% y/ d! K3 Y" RCOMCO -- Command Communications Outlet
: J3 T0 k" T3 v2 OCONUS -- Continental United States ) t1 U5 w6 H) T4 G3 ^4 c( b
CORP -- Private Corporation other than ARINC or MITRE 2 d& @8 _& \5 h, \" C* l$ O6 J
CPE -- Customer Premise Equipment / t, g4 i; N9 }& `$ c, W
CPMIS -- Consolidated Personnel Management Information System , D2 m8 S) g3 _. b Z
CRA -- Conflict Resolution Advisory
# x5 v9 w' m! {: M: S: Z# \CRDA -- Converging Runway Display Aid
' J& E* ^2 a! C' p- z d# bCRT -- Cathode Ray Tube
& M2 S% g# G! ~9 K3 q/ q* k* _CSA -- Communications Service Authorization 5 E. L" P: @6 G
CSIS -- Centralized Storm Information System & P5 b1 ]4 x Q3 ] a& d, b
CSO -- Customer Service Office
' H {: G. H5 ?( L- h4 oCSR -- Communications Service Request
8 p( `0 | d @) g- B {. eCSS -- Central Site System ; C# g6 O9 q/ W2 T9 \7 R' d2 `
C/S/S/N -- Capacity/Safety/Security/Noise
! G' g4 ~) T U3 fCTA -- Controlled Time of Arrival
; o& d2 j4 v9 L3 X7 V$ O" QCTA -- Control Area # D# M0 E, ^9 A* C2 n
CTA/FIR -- Control Area/Flight Information Region
* i- ~; \9 ?4 C3 F" J7 `CTAF -- Common Traffic Advisory Frequency + [7 F- [. k( Y G6 j
CTAS -- Center -- Tracon Automation System 6 k* x# g' J4 R4 K6 z" D
CTMA -- Center Traffic Management Advisor / l3 p% w* W. K' R# i% ~2 J. U; h
CUPS -- Consolidated Uniform Payroll System 1 ^' r2 l' }8 ]
CVFR -- Controlled Visual Flight Rules
0 g) D* G7 B$ W$ e8 ?, |CVTS -- Compressed Video Transmission Service 8 \% F. b! H) t' E- }1 c# @
CW -- Continuous Wave # S" @3 W2 ?* P) V5 b: c/ }
CWSU -- Central Weather Service Unit
" o* I: T: u$ SCWY -- Clearway
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DA -- Direct Access ! X0 W8 }+ N# ~
DA -- Decision Altitude/Decision Height 7 L8 S6 @/ s# n) q
DA -- Descent Advisor 0 g0 V" \- d1 L5 N9 f% c
DABBS -- DITCO Automated Bulletin Board System
, G/ z( U$ B+ |4 p9 P0 D- Z+ F* P9 NDAIR -- Direct Altitude and Identity Readout
) L4 S$ {) ~8 x/ e& B8 EDAR -- Designated Agency Representative
2 P/ h" g$ D6 n6 HDARC -- Direct Access Radar Channel
0 T4 S6 X) J- @3 g4 B2 jdBA -- Decibels A-weighted
/ z7 r$ q" Y2 n* v: `DBCRC -- Defense Base Closure and Realignment Commission 0 B0 y! {$ |! J" _) F
DBE -- Disadvantaged Business Enterprise
1 @0 P. k7 u+ jDBMS -- Data Base Management System
+ Y, i J3 o/ ~& Z$ @( bDBRITE -- Digital Bright Radar Indicator Tower Equipment 5 D- q$ w1 n* q
DCA -- Defense Communications Agency
% \" Y; {$ T" V! O6 f3 Z: }DCAA -- Dual Call, Automatic Answer Device 1 A4 I2 y4 W8 n* h/ h0 X
DCCU -- Data Communications Control Unit
' \7 ~4 b' Q: k$ ~# B. K5 g g2 q6 [DCE -- Data Communications Equipment
0 h4 J0 `4 T' w8 E/ M( v) ?DDA -- Dedicated Digital Access
6 G" S9 A( \" H" ~+ i/ I: M8 C( nDDD -- Direct Distance Dialing
) B7 O. b R/ N( D3 G; ~4 y. _DDM -- Difference in Depth of Modulation ) N4 |# s) \9 V5 S8 P9 x
DDS -- Digital Data Service " A3 V$ y1 j! y% R: R( w5 O4 Q
DEA -- Drug Enforcement Agency
+ c. S9 k1 k" i; UDEDS -- Data Entry and Display System 5 o% c/ _1 d# C0 }' L. j9 F5 Z% E
DEIS -- Draft Environmental Impact Statement 9 T4 t3 ^ n/ Q- l
DEP -- Departure 2 `& K) [' P- b$ P4 P7 i/ N
DEWIZ -- Distance Early Warning Identification Zone 9 ~# L3 r- Z9 ]2 i6 w. |& P% E
DF -- Direction Finder
4 r' L; X6 k, N& q, {3 D. |DFAX -- Digital Facsimile # E8 E6 J7 D# ~& O$ y
DFI -- Direction Finding Indicator ' n9 w, @! Y3 g) R
DGPS -- Differential Global Positioning Satellite (System)
% A2 Y7 E! D' l UDH -- Decision Height ; ~4 ^3 T; p( z3 a7 r5 g) X" v
DID -- Direct Inward Dial ( }/ I6 c) m6 u
DIP -- Drop and Insert Point
$ a. V: J+ Q; I+ gDIRF -- Direction Finding
1 ?4 E' m* f; h2 z# J) v3 {$ a, ]6 bDITCO -- Defense Information Technology Contracting Office Agency
; ^3 S( N( r0 k @5 sDME -- Distance Measuring Equipment
# R$ l0 ^- ^* HDME/P -- Precision Distance Measuring Equipment
; f( V1 f7 q+ y0 q' \) C: sDMN -- Data Multiplexing Network
Z* r0 s# u* {DNL -- Day-- Night Equivalent Sound Level (Also called Ldn)
1 w/ H( V4 p5 zDOD -- Direct Outward Dial 9 z. @" t# {! A* D& f, X
DoD -- Department of Defense ) t+ ^( Y; c$ X; p |
DOI -- Department of Interior ]/ i5 r/ B1 D" Z1 t* V7 E
DOS -- Department of State
5 { A4 e0 I, L3 h7 u+ H6 M! w2 ~& }DOT -- Department of Transportation
' V o/ t6 u" K& x! U3 p9 `7 ~6 jDOTS -- Dynamic Ocean Tracking System % \8 Q8 P5 l2 v
DOTCC -- Department of Transportation Computer Center ; p) `1 W0 ^& D: G0 k4 j- P0 I! ?
DSCS -- Digital Satellite Compression Service ; \* ^5 _# O# D' v* J
DSUA -- Dynamic Special Use Airspace
2 }0 }, Q. v7 s2 r+ X ^3 v) yDTS -- Dedicated Transmission Service
2 f. T- ?4 r) s# |0 XDUAT -- Direct User Access Terminal 1 @9 D% ]% Z8 u( N U- k
DVFR -- Defense Visual Flight Rules
( \8 n: g& E. M3 h# S/ F. qDVFR -- Day Visual Flight Rules
% A- y# b) Y C P3 VDVOR -- Doppler Very High Frequency Omni-- Directional Range 3 e9 \ _4 a2 @4 U
DYSIM -- Dynamic Simulator
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E-MSAW -- En-Route Automated Minimum Safe Altitude Warning
. g3 i4 v! u/ m) a e+ D E; qEA -- Environmental Assessment
! d2 C0 V# p) }& YEARTS -- En Route Automated Radar Tracking System 3 _3 T' q7 _3 _" s) ]* [
ECOM -- En Route Communications , D; x$ u, g+ V
ECVFP -- Expanded Charted Visual Flight Procedures
- h% M0 ]" e* ~EDCT -- Expedite Departure Path : c. @& K s. D! [8 `
EFAS -- En Route Flight Advisory Service ( r2 Y" ^# o& y1 d
EFC -- Expect Further Clearance $ [# i) y& O E# p6 `/ q" G# U
EFIS -- Electronic Flight Information Systems
6 A$ _! ?8 l# u$ HEIAF -- Expanded Inward Access Features
; ~8 z( i6 F8 F+ j- l K, ^EIS -- Environmental Impact Statement 9 `( ]- b v' ~4 H+ ?: B3 i
ELT -- Emergency Locator Transmitter
& ]3 I& P% b+ h1 u/ DELWRT -- Electrowriter
& j4 o/ h: _0 }% A8 X. p3 [EMAS -- Engineered Materials Arresting System & r: @* C% H- [" ]4 g, R1 s& G! `
EMPS -- En Route Maintenance Processor System 8 \1 g [8 X3 r' g; ~* b
EMS -- Environmental Management System
4 E( y# H" C4 Y5 R" R8 s8 oENAV -- En Route Navigational Aids + v# R6 s+ Y4 @* S/ J* w! Y* h# ^
EPA -- Environmental Protection Agency 5 @9 j( ^& |: @' O3 W5 i, O/ H
EPS -- Engineered Performance Standards 6 g: U( d7 m$ c
EOF -- Emergency Operating Facility
& m1 C* \& P! Y; [* F( |2 M6 W% Q" @EPSS -- Enhanced Packet Switched Service
; }, L- |' X c% C- D1 U; fERAD -- En Route Broadband Radar 5 t7 J, _' s# O3 U3 L ^) E
ESEC -- En Route Broadband Secondary Radar 0 i' b# ~8 `+ Y W7 m* W% j
ESP -- En Route Spacing Program " w9 R1 b( r$ t
ESYS -- En Route Equipment Systems , h. q/ Y- @8 |/ O9 z! O# \
ESF -- Extended Superframe Format l. x+ f" P9 O1 x
ETA -- Estimated Time of Arrival : L* _5 K4 {6 p& c
ETE -- Estimated Time En Route
" }" b: a/ M! LETG -- Enhanced Target Generator
1 Q+ d- e+ n8 S" ^; mETMS -- Enhanced Traffic Management System 7 q# E7 O5 h: l
ETN -- Electronic Telecommunications Network 3 r* K6 P( F: C$ I( ]7 l5 g) O
EVAS -- Enhanced Vortex Advisory System ! [8 }8 L! N( k+ ?1 u- ?
EVCS -- Emergency Voice Communications System * ?- b; j4 u. B' {& f
- J% C' l( J, ?# w' {/ X6 L- l( i 6 e) P* `% z0 n' \7 Q
F top * m) R E, t% e( r! ]
$ y, I, S) c& @--------------------------------------------------------------------------------
- @* b4 q$ y1 V1 TFAA -- Federal Aviation Administration
3 B* {8 W6 f2 g- M4 m2 H9 gF&E -- Facility and Equipment ' n6 N2 N! v7 ]
FAAAC -- FAA Aeronautical Center
W' V! F( o z" ^FAACIS -- FAA Communications Information System , Q( E/ W4 f6 g
FAATC -- FAA Technical Center
. r( g, [( v' z, L1 j+ t1 s6 RFAC -- Facility , d# K' a7 ?- c7 @, A+ i6 T8 T4 G7 Z
FAF -- Final Approach Fix / ]. r' {: m7 \! m# O3 d
FAP -- Final Approach Point 9 G5 \" F9 U; q# h& u7 `
FAPM -- FTS2000 Associate Program Manager y& s9 O5 y6 M A& X
FAR -- Federal Aviation Regulation A9 l9 U# [' S
FAATSAT -- FAA Telecommunications Satellite 4 _6 L( n7 l+ @
FAST -- Final Approach Spacing Tool
7 ]* @8 C3 S2 U" b/ t/ Q. I0 g0 x$ KFAX -- Facsimile Equipment
$ l- C, z% _+ X. r( N5 pFBO -- Fixed Base Operator ; B7 ~0 V$ z) a. s
FBS -- Fall Back Switch % c+ E7 I9 J# _
FCC -- Federal Communications Commission ; C% `8 k$ j' o5 }- N: @8 J
FCLT -- Freeze Calculated Landing Time & D! {' Q8 \4 t4 k. L
FCOM -- FSS Radio Voice Communications
# H6 r( E8 c4 z+ MFCPU -- Facility Central Processing Unit
# y6 o, O& U9 P8 r9 o5 oFDAT -- Flight Data Entry and Printout (FDEP) and Flight Data Service
3 z( u$ O4 V5 G3 [* sFDE -- Flight Data Entry
) U& R3 V4 d3 G; L: aFDEP -- Flight Data Entry and Printout
2 I, y9 h8 c' q& b/ @FDIO -- Flight Data Input/Output
7 z, z0 N2 s! \! [; I V4 iFDIOC -- Flight Data Input/Output Center ) V! v' _% l. M4 q0 D p
FDIOR -- Flight Data Input/Output Remote
, K5 V' b- R2 D) G2 j( g( oFDM -- Frequency Division Multiplexing * o9 U( _6 v, Z' e
FDP -- Flight Data Processing
- m" _# R2 ?- e0 QFED -- Federal
( i/ J) ], {5 r5 V0 f5 I3 rFEIS -- Final Environmental Impact Statement
1 W4 B$ ]6 _( U0 G0 f) N/ V8 T8 KFEP -- Front End Processor
- @) ?' f" f. ?FFAC -- From Facility
8 L5 I9 R! v0 gFIFO -- Flight Inspection Field Office * m4 N, K8 s5 U; b3 H
FIG -- Flight Inspection Group
8 G& m! d3 {! B F: e) d$ WFINO -- Flight Inspection National Field Office , B2 b- [ j+ i; \3 i5 o1 [# w
FIPS -- Federal Information Publication Standard
0 z! e1 E/ ]+ M" oFIR -- Flight Information Region
: w6 L3 x: d" [5 EFIRE -- Fire Station
. \6 |/ W1 V; C1 j" bFIRMR -- Federal Information Resource Management Regulation , `2 ^- q4 ^- V# [9 H7 M4 O
FL -- Flight Level * C% k, U4 m/ v) B
FLOWSIM -- Traffic Flow Planning Simulation
6 B9 t* B8 Z! B+ R8 dFMA -- Final Monitor Aid
5 A9 C# {( k1 v) @ c4 R4 HFMF -- Facility Master File
* o5 T' K! m+ J# x! t- y2 n1 }2 nFMIS -- FTS2000 Management Information System 2 L9 ~ R: T# P$ X1 ~
FMS -- Flight management System
) \: b3 b+ t0 r' |+ Q5 k' J' {/ C, `FNMS -- FTS2000 Network Management System
( q( c, S. Z/ n( ?7 \$ m$ A ^FOIA -- Freedom Of Information Act
# |( @, Q' B+ V, B( R/ |FONSI -- Finding of No Significant Impact
8 |3 [) U2 J& t) `/ ]9 f. ^3 EFP -- Flight Plan
# p8 P5 o5 k: k9 l5 CFRC -- Request Full Route Clearance % B, ~" j' a, J/ d$ e7 D+ I6 O
FSAS -- Flight Service Automation System - f2 c0 p+ ` w1 j
FSDO -- Flight Standards District Office ) Y! Z* _+ F( S% I1 N
FSDPS -- Flight Service Data Processing System
4 J5 c6 l5 i, H9 D7 E0 @1 D+ m- E) ]FSEP -- Facility/Service/Equipment Profile 4 }7 I- V/ i& d5 ^) f
FSP -- Flight Strip Printer $ A" |4 Y! c7 z- K! k
FSPD -- Freeze Speed Parameter
! h# U- m: l6 T K( D0 C; TFSS -- Flight Service Station & k+ t0 {8 x8 j) A& ~* i" C
FSSA -- Flight Service Station Automated Service
. i! Z9 G, M! k- hFSTS -- Federal Secure Telephone Service
/ F+ h7 a) m4 B0 f) tFSYS -- Flight Service Station Equipment Systems & D$ C8 |5 A G% g# d/ I. c; a
FTS -- Federal Telecommunications System
% K" |5 ^0 F h+ H5 F, \1 o) ^FTS2000 -- Federal Telecommunications System 2000 ) {0 v2 G6 s) @) Z
FUS -- Functional Units or Systems 8 {% [( k3 C3 X0 m# j% ^
FWCS -- Flight Watch Control Station
1 q$ w6 D: c6 s. _
/ E9 w- b: @; t/ J
, q' t7 t4 n; k0 o& ?9 CG top 5 w1 }& a1 W) g: H: W; |
8 ^3 Q0 {: W( Z& w+ S n--------------------------------------------------------------------------------7 T; k# q! N0 e! j
GA -- General Aviation ) S4 l& ?. x( M( g$ B3 P
GAA -- General Aviation Activity
' `+ y3 Y# j* j, y/ F1 h. V4 }GAAA -- General Aviation Activity and Avionics & W: c9 c" m( M1 Y& r
GADO -- General Aviation District Office 1 K9 E) v/ F0 Z" |
GCA -- Ground Control Approach % b- e2 D1 d; _4 x5 m {
GNAS -- General National Airspace System
x+ R7 A1 t' V, f% R. p7 _3 tGNSS -- Global Navigation Satellite System
: B9 J5 ], `0 ?* W5 I7 S7 Y# \GOES -- Geostationary Operational Environmental Satellite , x8 I) f' K6 a6 p& e! |5 ~) i
GOESF -- GOES Feed Point % s4 [: q. E7 X
GOEST -- GOES Terminal Equipment % x. q+ ^" ] X" S
GPRA -- Government Performance Results Act
* _- L! l- i* N# E* lGPS -- Global Positioning Satellite
/ F0 u8 x% W% ` _1 o8 N+ YGPWS -- Ground Proximity Warning System
( }9 [% A/ z" H" PGRADE -- Graphical Airspace Design Environment * \1 \6 Z6 C$ @
GS -- Glide Slope Indicator
( a( L4 F) Z q3 S. u% PGSA -- General Services Administration ' ?5 ^. C0 v$ N j
GSE -- Ground Support Equipment
& E6 ^& D% _" S8 W: D, @& M! a' z9 p7 s# G1 C! q
1 s& R" |4 Q9 z* v/ QH top 5 T! B1 G( X7 W. ]) I
5 ?( k; {; M3 a% b5 H: N; W: i--------------------------------------------------------------------------------
7 N* a' C, E. D- GH -- Non-- Directional Radio Homing Beacon (NDB) ! T2 ]4 H: n3 h1 s
HAA -- Height Above Airport 8 S5 B% Z9 U; U7 Y
HAL -- Height Above Landing
' }9 O: q+ x, j! o P, x/ A ~HARS -- High Altitude Route System
5 r. f( [7 O- X6 n- v& T8 CHAT -- Height Above Touchdown 9 r% j9 t' b/ n& P2 Z! i$ K7 {
HAZMAT -- Hazardous Materials 2 J9 |0 ?4 p2 q' C+ F. Q' S
HCAP -- High Capacity Carriers . x# O. [, T( k
HLDC -- High Level Data Link Control
( h7 D8 a% e) LHDME -- NDB with Distance Measuring Equipment ! ~9 Y9 @8 H& o" E) M
HDQ -- FAA Headquarters
( c9 S4 W2 Q/ oHELI -- Heliport 6 {! b: k9 ]( y/ K! \4 T) `3 U
HF -- High Frequency + o. ~! E& r# Y8 |
HH -- NDB, 2kw or More
* [6 o6 n5 r& P y+ IHI-- EFAS -- High Altitude EFAS $ w- S2 ^! w& Y9 ~' `
HOV -- High Occupancy Vehicle ^- m6 L! F$ O4 Q$ o
HSI -- Horizontal Situation Indicators
2 R2 z# M7 u( U/ l8 s: ^HUD -- Housing and Urban Development 4 N7 J+ O5 h. U$ H
HWAS -- Hazardous In-- Flight Weather Advisory
+ _# Q+ f3 L$ J4 G' ^Hz -- HERTZ 7 Y* l! h+ T: Y; i" u
+ B0 ~( X, r$ j) I) J9 d
+ A v5 }5 F0 b* w) \I top `3 Q1 `2 y6 T
9 R# A% N# i0 ~; t/ o& `4 C; |( r
--------------------------------------------------------------------------------% V8 _0 {. Q0 S2 O
IA -- Indirect Access % i: M( o) Z* `8 _1 z" S% X6 ]3 o" y
IAF -- Initial Approach Fix / L$ ]: o: a0 p: W! X' P, T6 h
I/AFSS -- International AFSS # V$ Z+ d* K, [+ k. C/ ?$ i
IAP -- Instrument Approach Procedures
! N, Z9 W1 \& y( S/ `IAPA -- Instrument Approach Procedures Automation
1 U# b# I. y5 h- `' W3 e$ QIBM -- International Business Machines 5 A5 E5 J% k& ~ t
IBP -- International Boundary Point 5 ?3 E2 b) ^9 [: {9 \+ h
IBR -- Intermediate Bit Rate
$ v' c8 u& t( Q; M0 \2 F4 AICAO -- International Civil Aviation Organization
0 T& {9 F% F) b/ w) |: A; ]: ~ICSS -- International Communications Switching Systems
- Z' t% H8 k% w. Y$ |% `+ PIDAT -- Interfacility Data
% m/ e$ i) k- D# Q: d+ UIF -- Intermediate Fix / ?) E1 c& H/ V) A7 c( K% T
IFCP -- Interfacility Communications Processor - ~0 y0 J% o) u
IFDS -- Interfacility Data System ! i* S: S1 I7 ~! e2 d& }
IFEA -- In-- Flight Emergency Assistance
t2 ]0 W9 z7 w6 n% z M4 dIFO -- International Field Office 0 ?' S, ]/ w5 G0 _3 O
IFR -- Instrument Flight Rules
& `+ J* F$ N8 z& S0 h2 n" ~+ NIFSS -- International Flight Service Station
( F. q& d0 _+ mILS -- Instrument Landing System 0 ^9 B& S8 B+ J5 z* ^) F
IM -- Inner Marker 4 \( A$ E. s8 v9 \
IMC -- Instrument Meteorological Conditions 1 T& Z8 j" S9 {. h& G
INM -- Integrated Noise Model
- g) n! E/ y0 s, YINS -- Inertial Navigation System
: f# P, ^2 M6 D0 V3 JIRMP -- Information Resources Management Plan
, ~' O. s3 P' s! {ISDN -- Integrated Services Digital Network
1 x6 `. p6 S/ d& FISMLS -- Interim Standard Microwave Landing System , J" z( f1 c# h; K; S
ITI -- Interactive Terminal Interface ( S$ @$ f, k7 S6 W9 k! n7 E
IVRS -- Interim Voice Response System 6 ~# T& a$ [- a! D
IW -- Inside Wiring
1 y/ X! b- S- K0 h" q4 O1 k2 i" W
5 e4 s$ x2 ]/ b, ~& V. q5 X8 q# D+ v ' @6 x& m( `3 @ ~+ q T! h& C0 Y
J top 6 w! o' I; [( y* v
/ |2 q& ?" G0 D" a1 V( N+ Q- y
--------------------------------------------------------------------------------8 n, p8 @# r0 `0 Z% C$ n
; Y2 q: \( B! h) b
4 m$ C4 }, v' C% Z* }- p
( V6 `) L+ S. V2 d$ [$ i* @: E1 FK top * P* p5 S: L: @+ n; H
" _8 a% I( W# r6 ^--------------------------------------------------------------------------------
6 s1 P0 Q( Y4 BKbps -- Kilobits Per Second + t; h3 o3 h* C; u% N1 v
Khz -- Kilohertz
3 |% i8 \- F. k& V+ o- IKVDT -- Keyboard Video Display Terminal
- i# v0 c, h* F/ b1 o# }- f/ i; S U' _
5 s. p* A2 Q0 F0 Z
L top
3 J% T( E6 D z8 b' ^; u1 e; o7 {# w6 z2 F. e
--------------------------------------------------------------------------------3 b4 R1 c" h2 ~
: I% @3 P( m9 v/ ~" m# ALAA -- Local Airport Advisory - {! O$ o, P9 n* \
LAAS -- Low Altitude Alert System
; W- }7 \* g7 a q. p# RLABS -- Leased A B Service
2 h! I, k0 A1 h D3 L0 r2 O6 _9 ULABSC -- LABS GS-- 200 Computer
) a) T1 H+ r: w% Y$ `* yLABSR -- LABS Remote Equipment # U$ @/ W. X. a V' m6 _& Y8 A* ] F
LABSW -- LABS Switch System
! `$ q) p5 ~3 u) w! L1 q0 `LAHSO -- Land and Hold Short Operation ; l, ~8 x( t5 t0 }% D# i0 R ^3 R0 H
LAN -- Local Area Network 7 E3 ?: X8 w) b9 N& S
LATA -- Local Access and Transport Area
* o# q$ |- F) _, dLAWRS -- Limited Aviation Weather Reporting System
1 c5 {9 i6 l! S, W' J% l" kLCF -- Local Control Facility 2 V0 y2 p6 \% i5 W$ A+ ]/ \* q8 X
LCN -- Local Communications Network
, [ K: {8 {8 g3 @& a. ILDA -- Localizer Directional Aid
2 a* N5 Q4 n% uLDA -- Landing Directional Aid
% E. R) i' ?# V0 H6 G. cLDIN -- Lead-- in Lights
0 Q" t! D I2 G' v3 V x( q6 t1 o3 HLEC -- Local Exchange Carrier
+ h' U# Z% T/ X! X7 B8 _LF -- Low Frequency
$ C; |7 Y4 o5 b: TLINCS -- Leased Interfacility NAS Communications System 3 a/ J m& ~' p/ l5 N
LIS -- Logistics and Inventory System : |) j' o3 b* O0 Q) p: v2 Z
LLWAS -- Low Level Wind Shear Alert System
7 r! I0 @5 s- |% `3 E1 ?LM/MS -- Low/Medium Frequency
0 Y. y, P5 K% H2 a ]0 aLMM -- Locator Middle Marker
4 n; h. _1 l7 i( [LMS -- LORAN Monitor Site " }& c* E! v2 `5 C, m! [* H0 C
LOC -- Localizer
2 F. a \4 x1 x- U: Y- ]LOCID -- Location Identifier
5 E2 J$ P' Z3 c" e" k5 N# h/ k, eLOI -- Letter of Intent
+ A; C4 p. c$ T" v2 Q0 g* t& _LOM -- Compass Locator at Outer Marker
" c& f4 @& V; ~4 n! tLORAN -- Long Range Aid to Navigation
, E: Q/ q- y7 w7 FLPV -- Lateral Precision Performance with Vertical Guidance ) @8 [) C l5 K
LRCO -- Limited Remote Communications Outlet ?, G1 l5 r; _
LRNAV -- Long Range Navigation + C+ a" L x* P9 U6 g# v* f+ G, o
LRR -- Long Range Radar
2 `' Y3 {7 K9 H7 ~9 s% G7 L& [# M8 A
* P3 [& B, y- U6 d1 O0 H+ @8 c
% s! J' Q0 |: Z# U1 L* a4 ZM top & Z5 [2 \7 t8 t5 w- W0 C& T
% e4 i" _4 U1 p+ v! F
--------------------------------------------------------------------------------# a6 v1 ~$ u& h4 S3 l. F4 Z
MAA -- Maximum Authorized Altitude 1 ]0 {; ?; }9 R; U8 J$ J. @
MALS -- Medium Intensity Approach Lighting System
, Q! L+ u0 [. S1 j; J# |% HMALSF -- MALS with Sequenced Flashers ) c' |( [$ Q) g+ @# p" {0 C9 G: g
MALSR -- MALS with Runway Alignment Indicator Lights 8 H1 N" Y; Y/ m# S o% {& O( o
MAP -- Maintenance Automation Program
2 V, |. h+ h7 y( H% P) \2 EMAP -- Military Airport Program * c" t1 `3 x, `- m) n0 W
MAP -- Missed Approach Point & `. y4 f% L: D
MAP -- Modified Access Pricing : U$ v9 m# c6 N( _# Y& A
Mbps -- Megabits Per Second
: N; l1 ~8 b; v1 GMCA -- Minimum Crossing Altitude : Q& j5 l& t1 b+ H$ k/ M- l! D
MCAS -- Marine Corps Air Station + T4 q) {8 B: j! l3 u- v
MCC -- Maintenance Control Center
1 g1 ^( \7 j" H& aMCL -- Middle Compass Locater 7 _6 U' g& r e9 f# \9 z( I
MCS -- Maintenance and Control System , ~% t0 v" Z3 ~' R# u
MDA -- Minimum Descent Altitude
9 O( o1 P' H+ i1 r# ?5 Y) H4 oMDT -- Maintenance Data Terminal
; z0 W2 }" S7 \MEA -- Minimum En Route Altitude
# ~8 k. `. t' p7 A9 kMETI -- Meteorological Information $ h) G" [1 B$ M/ K. S# u, Z: ^5 X6 D
MF -- Middle Frequency
% z& Y$ `* ?$ rMFJ -- Modified Final Judgment 3 b/ N$ ^$ G/ J9 e& P
MFT -- Meter Fix Crossing Time/Slot Time 8 m7 I/ h: Q* m @0 e" Y: t
MHA -- Minimum Holding Altitude % `2 L! R6 O5 X% g/ N7 G
Mhg -- MegHERTZ
' m9 I1 m; h, Q* Z5 ~8 k% pMIA -- Minimum IFR Altitudes
, D+ V/ ^" b" J0 k7 |4 }/ sMIDO -- Manufacturing Inspection District Office
. q# `! C% ]. d3 I: ^MIS -- Meteorological Impact Statement
: w; e% L) W( }2 s' g* HMISC -- Miscellaneous
0 ]( H; ^6 e) a2 g0 TMISO -- Manufacturing Inspection Satellite Office - b ~; k) G6 [+ x$ Q/ J, k1 w N
MIT -- Miles In Trail
! Y3 z4 ~8 D) N% }4 Q/ t6 y$ DMITRE -- Mitre Corporation . x( R, [/ t: \9 Y/ Z
MLS -- Microwave Landing System 8 L- s; S. t# c+ e& S5 c
MM -- Middle Marker : |/ v. i& D. @4 v+ c- n* }& n
MMC -- Maintenance Monitoring Console
! P1 C. G7 c% O' E' I2 U EMMS -- Maintenance Monitoring System
7 _4 h+ {7 s7 vMNPS -- Minimum Navigation Performance Specification % o1 C' F/ S: k0 O/ H- B
MNPSA -- Minimum Navigation Performance Specifications Airspace
! s) ]& l7 V" i# mMOA -- Memorandum of Agreement
/ X1 x4 L i2 P- tMOA -- Military Operations Area
! d4 r! b5 {; C/ ^# U# pMOCA -- Minimum Obstruction Clearance Altitude
: Q2 V( { I) { y6 gMODE C -- Altitude-- Encoded Beacon Reply
* l }" `* ^$ ^9 p" }MODE C -- Altitude Reporting Mode of Secondary Radar ( O2 c1 k- O" O, v: ^
MODE S -- Mode Select Beacon System ( [+ c5 Q" b8 W: h% a
MOU -- Memorandum of Understanding * h+ R6 c6 Z5 l9 H K
MPO -- Metropolitan Planning Organization , F/ g/ K5 `, v9 \. E. {/ m9 d) X
MPS -- Maintenance Processor Subsystem (OR) Master Plan Supplement
D0 a( {9 ?/ r- e6 v8 q' D: UMRA -- Minimum Reception Altitude
; W6 Y! t3 E( A( Q! {2 X5 c- GMRC -- Monthly Recurring Charge 5 x7 Q( X1 K8 [4 V. Q2 o" b4 p
MSA -- Minimum Safe Altitude
1 D8 I9 z9 u6 c4 I; A F" |% bMSAW -- Minimum Safe Altitude Warning # V- g/ A$ }5 L( }$ B
MSL -- Mean Sea Level
! a* O$ B k5 WMSN -- Message Switching Network " _# o- ]6 t) c9 h- p
MTCS -- Modular Terminal Communications System . b' w# P; w. Q1 I: z& b
MTI -- Moving Target Indicator 6 C$ r" J* M0 M: V: U$ y2 u
MUX -- Multiplexor , P% n1 d; q/ n: K7 n4 ], U7 l
MVA -- Minimum Vectoring Altitude
; X& Y- \5 H* bMVFR -- Marginal Visual Flight Rules
: K8 [3 V' `: @, G: T8 ]( l
: a& L K( T! z) ?( J ; i R) z @0 ]+ S. m
N top
( y" C9 F3 U) ^1 L$ X+ Q( `* _; [* m
--------------------------------------------------------------------------------
& ]7 `3 k" l" C, v( R7 X0 n s' {NAAQS -- National Ambient Air Quality Standards ! `7 |; W/ C j. M$ T
NADA -- NADIN Concentrator ; t# M# D- l! X9 R( v& j
NADIN -- National Airspace Data Interchange Network
6 K( N+ E' E; A# a3 A9 MNADSW -- NADIN Switches
- f! X- }; x9 v- p( [0 ^NAILS -- National Airspace Integrated Logistics Support
! P& B. Y: W& hNAMS -- NADIN IA
, ]3 w' Z& m4 a$ UNAPRS -- National Airspace Performance Reporting System
( J. \) G5 Q* x" b( pNAS -- National Airspace System or Naval Air Station
' ^1 [! ~. u3 w" x- g/ YNASDC -- National Aviation Safety Data
' b+ d+ F1 l, K# h, C! ]/ _# VNASP -- National Airspace System Plan
0 n' l7 H9 K# M0 a# ` WNASPAC -- National Airspace System Performance Analysis Capability 5 I% I/ ?8 k" X" A- c
NATCO -- National Communications Switching Center : X& T E! e+ D, N# A. A
NAVAID -- Navigation Aid
$ a2 d# D( d3 c" U' w% b/ K* M" ZNAVMN -- Navigation Monitor and Control 8 _9 A9 H {! F9 h7 e
NAWAU -- National Aviation Weather Advisory Unit % B# U4 R" \5 I& {- }( Q# J- ?- w
NAWPF -- National Aviation Weather Processing Facility ' M# ~8 w' J6 X6 G. D+ k$ X
NCAR -- National Center for Atmospheric Research; Boulder, CO # O$ G- b1 V2 L; w
NCF -- National Control Facility / Q# w6 s \6 m+ S/ a4 p, B$ d3 A
NCIU -- NEXRAD Communications Interface Unit
8 F9 G+ x) E* `( H% B/ hNCP -- Noise Compatibility Program 9 ]$ ?; m3 m: R% O
NCS -- National Communications System & O( a5 O$ H# r' _3 L* g! B2 N5 b
NDB -- Non-- Directional Radio Homing Beacon
+ U; X1 e/ M! U, GNDNB -- NADIN II , W6 V8 |/ T5 T: G0 U$ x z
NEM -- Noise Exposure Map * x8 P( P& u4 a; y8 T
NEPA -- National Environmental Policy Act - {6 ?) V" Z% B4 x: g9 M
NEXRAD -- Next Generation Weather Radar
7 G, B* Z. a# o `NFAX -- National Facsimile Service 0 `+ w! L6 g* \$ l d
NFDC -- National Flight Data Center
- a5 \" S; L6 \# g* s: l0 NNFIS -- NAS Facilities Information System . C: v5 G# Q6 Y ?2 C7 |% l
NI -- Network Interface , t' B$ z& \& {9 S
NICS -- National Interfacility Communications System
6 m9 k( I7 @! W; E) G8 _! jNPE -- Non-primary Airport Entitlement
" s$ b9 {( C" k& m* q/ WNPIAS -- National Plan of Integrated Airport Systems
% V8 O9 B8 |0 @; ?; o. ONM -- Nautical Mile % j( W+ b- B3 V0 J- O. J
NMAC -- Near Mid Air Collision 6 `; d' }1 P& x$ Q3 w/ Y- |2 T
NMC -- National Meteorological Center / Y. L$ S4 l7 ?! ~, B# W& j
NMCE -- Network Monitoring and Control Equipment
# H" s$ L+ k- T2 H* @, d, f' PNMCS -- Network Monitoring and Control System 8 w2 h f+ \- a- Q+ r
NOAA -- National Oceanic and Atmospheric Administration 6 q' o' a& g5 X
NOC -- Notice Of Completion
$ \; i `! R _$ q( l8 v8 `NOTAM -- Notice to Airmen 7 N3 I9 U$ w5 F5 n
NPDES -- National Pollutant Discharge Elimination System
! O/ Q5 Q3 S3 \NPIAS -- National Plan of Integrated Airport Systems 5 h ?$ _7 b G7 _
NRC -- Non-- Recurring Charge $ y3 |/ N( j% W; @
NRCS -- National Radio Communications Systems
4 I6 Q) f. h( m: [0 L- V" zNSAP -- National Service Assurance Plan ! ]& ?+ m- P$ V) h! U
NSRCATN -- National Strategy to Reduce Congestion on America's Transportation Network % R J; \7 S! V0 |: D$ i/ [* _
NSSFC -- National Severe Storms Forecast Center 1 G) L/ R9 d# d. x& [% _, M
NSSL -- National Severe Storms Laboratory; Norman, OK % K' z/ _# N1 p+ e* c
NTAP -- Notices To Airmen Publication
) t# Z+ [; w! O* N5 A: kNTP -- National Transportation Policy " w( ?6 J8 {0 k+ Y; ^( O! K
NTSB -- National Transportation Safety Board
) w, O2 `" x$ LNTZ -- No Transgression Zone
6 {! G# Z i9 mNWS -- National Weather Service : S0 U+ e( q" [6 t
NWSR -- NWS Weather Excluding NXRD
8 }; ?$ n) J; h6 X; o) _NSWRH -- NWS Regional Headquarters
/ |3 O$ }( e- n1 E6 B% ]% I7 bNXRD -- Advanced Weather Radar System
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# ~& ]# I0 ~- ^7 q TOAG -- Official Airline Guide
, r5 }8 x( j0 n' x! V4 [3 ~2 ?OALT -- Operational Acceptable Level of Traffic
9 y7 U- V) X/ _ D+ FOAW -- Off-- airway Weather Station ! ]) R V4 Q- p9 w/ O2 n( m
ODAL -- Omnidirectional Approach Lighting System
/ G( W% |- O7 f7 {ODAPS -- Oceanic Display and Processing Station
8 [4 Y( x/ k. ZOEP -- Operational Evolution Plan / Partnership
' M3 L2 K; y2 A' D% {OFA -- Object Free Area
+ J5 ~6 h, ]2 Y' w4 C5 H$ h- _OFDPS -- Offshore Flight Data Processing System 6 v! B% R' U0 u2 A( a
OFT -- Outer Fix Time : T }9 r& P9 ^3 T- ?
OFZ -- Obstacle Free Zone
) c5 M9 }3 g, i: L/ IOM -- Outer Marker
0 v/ h7 g" D: lOMB -- Office of Management and Budget
. g8 ^# M# _$ uONER -- Oceanic Navigational Error Report / d% S1 \2 [& t' q5 { ^. |
OPLT -- Operational Acceptable Level of Traffic 6 z9 C+ Y& z3 E) X4 j
OPSW -- Operational Switch
- _# L1 V& c7 D0 \) Z/ xOPX -- Off Premises Exchange
5 g! M+ x' K) @& T; ]! W. TORD -- Operational Readiness Demonstration
7 U8 N- F& z. \9 ^; }8 g: U; zOTR -- Oceanic Transition Route ( O( e5 r* n i% o1 C- _3 V
OTS -- Organized Track System
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PABX -- Private Automated Branch Exchange
- n; y) o5 m" s" hPAD -- Packet Assembler/Disassembler
$ j) f+ [$ x" }1 ]PAM -- Peripheral Adapter Module / U4 x# q6 r, ^. ~4 i# H% w
PAPI -- Precision Approach Path Indicator 5 j3 l. V) b) t( B7 Q* @+ y
PAR -- Precision Approach Radar
4 ]: r5 w- _$ \4 r9 iPAR -- Preferential Arrival Route 6 r- f! I4 M0 M% {' g. {& ?
PATWAS -- Pilots Automatic Telephone Weather Answering Service / P2 \. y' w0 {% ?! J+ Z" @$ S
PBCT -- Proposed Boundary Crossing Time & b/ s8 l- @2 p9 u
PBRF -- Pilot Briefing
2 A" c, U' U5 x6 j/ P6 c, s3 OPBX -- Private Branch Exchange
u+ q0 [. o: z1 ?- w3 E+ KPCA -- Positive Control Airspace + c& A) ?" @8 G! _' k2 D$ o
PCM -- Pulse Code Modulation / O3 y) c. ?+ k( d( _7 S: ]
PDAR -- Preferential Arrival And Departure Route
R- [, u% z# A( O4 H( w8 hPDC -- Pre-- Departure Clearance
8 a- [/ u4 X, ~# q. r' _PDC -- Program Designator Code
. w4 J8 N" w+ E. KPDR -- Preferential Departure Route & O: D4 S4 f% K
PDN -- Public Data Network
' c- }! R z8 ], \PFC -- Passenger Facility Charge
5 [: j! w& R, x f# oPGP -- Planning Grant Program 3 I/ A& o5 g8 w( b& E F
PIC -- Principal Interexchange Carrier
3 A4 n+ e- N- E3 ^; hPIDP -- Programmable Indicator Data Processor # U! }& x/ C" }( C, Y
PIREP -- Pilot Weather Report 6 M: o; O) {7 \ L2 G0 z. e
PMS -- Program Management System * d% c2 m0 z" i5 W$ @$ n
POLIC -- Police Station
4 ~: Z$ ~9 t/ O F# G. N7 A# |POP -- Point Of Presence ) a0 O4 M' g; q) Z
POT -- Point Of Termination
2 c: q3 P' W6 d" X& GPPIMS -- Personal Property Information Management System
/ R* j: m/ L: b4 Z5 pPR -- Primary Commercial Service Airport
! R5 g% ]: J( d: E9 ]2 YPRI -- Primary Rate Interface
2 `5 \5 @ E; f+ L4 D: _8 SPRM -- Precision Runway Monitor ; J3 P+ G4 P7 v. L* B' _: v
PSDN -- Public Switched Data Network 9 h( t& o/ S- k! n7 |: y. F
PSN -- Packet Switched Network
# q0 S9 D- i% J3 T% PPSS -- Packet Switched Service 6 N& l! k2 m- ^, b+ m( Q$ O
PSTN -- Public Switched Telephone Network : C& t4 x8 G/ A% O
PTC -- Presumed-to-Conform 1 S. S5 f: M6 ]% T" `) k3 e
PUB -- Publication 7 w" x; \# b0 p0 d. N+ _5 r
PUP -- Principal User Processor
. e! C( i I7 Z# V) p; {PVC -- Permanent Virtual Circuit
( c( M# |% I) e( S5 |PVD -- Plan View Display : S4 ]8 L% _, _0 D/ S2 }2 f0 ]
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9 W, d k3 ^' h+ d$ g3 xRAIL -- Runway Alignment Indicator Lights
" p3 d$ v8 B; `; e( \; L. j6 iRAPCO -- Radar Approach Control (USAF)
/ s, ?9 h0 Y2 ?4 E3 ]4 {$ {RAPCON -- Radar Approach Control (FAA) 0 Y0 a! g. [& z1 R! b' d
RATCC -- Radar Air Traffic Control Center
. ?( G2 C: z2 E/ W# b( zRATCF -- Radar Air Traffic Control Facility (USN)
G& l" d! P w ~# e4 @RBC -- Rotating Beam Ceilometer . g% ?* g8 g2 z1 Q$ J9 [: ~: o9 L
RBDPE -- Radar Beacon Data Processing Equipment
' G$ A& k+ o. w; M' W3 PRBSS -- Radar Bomb Scoring Squadron ) x# e$ ]7 ]1 l, m
RCAG -- Remote Communications Air/Ground
+ \% Y# W, ?- _# xRCC -- Rescue Coordination Center
! @. C9 n5 t) \0 s4 R2 L: R9 E+ q5 [RCF -- Remote Communication Facility $ Z2 n3 d( k% J$ t
RCCC -- Regional Communications Control Centers
" N4 W) |! N% f8 [0 r, mRCIU -- Remote Control Interface Unit
/ g z; w( k- aRCL -- Radio Communications Link
$ r0 S$ z ~$ Q E3 VRCLR -- RCL Repeater + f0 [) w2 _0 Z+ A V6 L5 e- M
RCLT -- RCL Terminal
/ |$ @8 f3 g$ f" T# RRCO -- Remote Communications Outlet 3 T' B, Y4 ?2 A: ]
RCU -- Remote Control Unit
0 Y0 B$ y$ p7 f3 P' ?8 l1 l! HRDAT -- Digitized Radar Data ( M% p* W! L6 L& P K
RDP -- Radar Data Processing
, s/ k D5 D8 E+ c ?+ [/ ]. k; ]RDSIM -- Runway Delay Simulation Model
. N; k3 `3 p l# K v+ D: iREIL -- Runway End Identification Lights % u1 E) S" {; j6 t+ [0 G* w
RF -- Radio Frequency
+ ]" u9 h$ b e) X* D- H; V! bRL -- General Aviation Reliever Airport
$ L/ {, I2 v G2 p6 mRMCC -- Remote Monitor Control Center : C9 \6 s' k* h2 n# _
RMCF -- Remote Monitor Control Facility 8 T* P5 }+ l1 o8 E. G$ H q4 y
RML -- Radio Microwave Link 8 T% s L9 z+ i# i( O2 l
RMLR -- RML Repeater
1 A3 O6 |/ t- y% \4 B( gRMLT -- RML Terminal
8 Z3 ?. K# h; F. `6 P7 mRMM -- Remote Maintenance Monitoring , r$ V' \! H: ]" ~5 R7 H
RMMS -- Remote Maintenance Monitoring System
( q" Z" a0 h9 `RMS -- Remote Monitoring Subsystem & u1 p$ \) b7 B: h8 S1 ]
RMSC -- Remote Monitoring Subsystem Concentrator t( ^ T- p* k! X
RNAV -- Area Navigation
" n4 W7 u! J. n eRNP -- Required Navigation Performance
7 E5 L9 W, a( L) s' C8 |ROD -- Record of Decision 1 Y* Z' F# M9 l3 v* V; c3 z. l
ROSA -- Report of Service Activity
1 R- p; |5 O7 m+ q9 m# A7 X# WROT -- Runway Occupancy Time 1 f0 d/ `& Q1 V' U& r! ?
RP -- Restoration Priority - K; @+ q: S' z L& s. F
RPC -- Restoration Priority Code , ]) ?: h$ X0 o
RPG -- Radar Processing Group
3 |3 u. p! v, C( M, WRPZ -- Runway Protection Zone / F4 c5 F, {+ i1 p; j. l
RRH -- Remote Reading Hygrothermometer & z5 y m: ?, V7 S
RRHS -- Remote Reading Hydrometer 9 G1 E1 T4 L/ j( z8 X$ ]
RRWDS -- Remote Radar Weather Display
. [5 Y) H( i0 r' ^. a! J3 H: _( BRRWSS -- RWDS Sensor Site 4 Z1 x* ?; V" T" H
RSA -- Runway Safety Area
6 ?5 f- x( o* H2 b$ pRSAT -- Runway Safety Action Team 5 z8 E- v. A! g5 k9 ~5 j
RSS -- Remote Speaking System % `+ T; g3 n0 U& R" V& \2 Z
RT -- Remote Transmitter
( d" I: ~: }: W- B( }( ~! r$ T5 mRT & BTL -- Radar Tracking And Beacon Tracking Level 8 U) o6 P( [, K; x' ?, A
RTAD -- Remote Tower Alphanumerics Display : K0 }! @: c0 G2 r2 w
RTCA -- Radio Technical Commission for Aeronautics ; M' b$ H( V# e
RTP -- Regional Transportation Plan $ H8 b% ]% K9 l% v& ?
RTR -- Remote Transmitter/Receiver
* ~" o. v, Y0 N) i9 X x$ d9 yRTRD -- Remote Tower Radar Display % p E7 {2 ]) ~7 x, v
RVR -- Runway Visual Range h; E6 {/ \: t* {6 c C/ y9 V
RW -- Runway 2 \* T( v3 i* G8 D/ u/ C1 C0 Y# u
RWDS -- Same as RRWDS
, Y6 t, L$ f1 F/ [ N9 Z2 @( URWP -- Real-time Weather Processor
9 E) u" g9 v$ |8 b: M1 u
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9 z/ U3 R/ s; u3 KS/S -- Sector Suite
1 T2 Z* c2 l) Y6 i/ A7 j$ CSAC -- Strategic Air Command - u1 B L9 [ C. A1 H, }
SAFI -- Semi Automatic Flight Inspection
) k+ X1 [% `2 N; F. f6 D5 G5 \% dSALS -- Short Approach Lighting System 1 }3 Y' `6 M9 N" k
SATCOM -- Satellite Communications
5 J) S1 J1 n" j0 y/ X4 t7 D: ]8 E0 pSAWRS -- Supplementary Aviation Weather Reporting System , [2 x+ Q; k+ x, U" H& ^
SBGP -- State Block Grant Program 2 I7 k I% i! L; l3 T
SCC -- System Command Center
- ~9 t$ M2 z' ^% n/ c) bSCVTS -- Switched Compressed Video Telecommunications Service , T" l/ ^7 b4 r) h* n6 a+ N0 X
SDF -- Simplified Direction Finding
7 s7 v: o' Q; @* QSDF -- Software Defined Network 0 _5 o2 U5 X% Q( r6 N5 }$ J
SDIS -- Switched Digital Integrated Service
+ P7 E* m# D; b+ Q/ ~: u. k" d! sSDP -- Service Delivery Point
! R" q+ ?9 s6 k& XSDS -- Switched Data Service
j0 b) o2 ?* t# t$ |# X1 pSEL -- Single Event Level w) F% y* Z" V! J# v$ _! t& t
SELF -- Simplified Short Approach Lighting System With Sequenced Flashing Lights 4 ~; ^% T9 i' c5 S+ T( `' `
SFAR-- 38 -- Special Federal Aviation Regulation 38 & \- A& _: o0 R2 p ~" |* ]1 H& K
SHPO -- State Historic Preservation Officer
$ h4 A$ s; Z8 nSIC -- Service Initiation Charge 3 y6 I6 ?% m" o7 |( T+ ?+ P4 j5 n2 N
SID -- Station Identifier 1 |& i; N( x2 ~. _0 w0 K3 J5 _ x& h
SID -- Standard Instrument Departure $ l. @6 A) h' |, j7 P
SIGMET -- Significant Meteorological Information - S1 x; ]4 f p4 V6 {
SIMMOD -- Airport and Airspace Simulation Model $ b) v0 b$ [9 C5 f& n
SIP -- State Implementation Plan
/ }/ }! }: |$ _SM -- Statute Miles & G' ~( r, m& z( P8 E
SMGC -- Surface Movement Guidance and Control
& ]9 e; B1 ]% V _ xSMPS -- Sector Maintenance Processor Subsystem
- C7 ^8 k( k& H8 k3 cSMS -- Safety Management System ' r2 R" o* t! B/ o2 [4 N
SMS -- Simulation Modeling System $ q. I5 N) K6 }( L0 g' n
SNR -- Signal-- to-- Noise Ratio, also: S/N . m& i* w& R5 u
SOC -- Service Oversight Center 1 X4 x5 c% [! Z3 G+ {+ N5 d
SOAR -- System of Airports Reporting
, D) w6 N: L" O/ e& d9 V! USOIR -- Simultaneous Operations On Intersecting Runways ( [6 }6 L& {1 h R- y% L: Q
SOIWR -- Simultaneous Operations on Intersecting Wet Runways
3 s& y8 o2 s( s3 t7 ?: i9 x2 LSRAP -- Sensor Receiver and Processor
. ^3 Y. X& V# j- C/ Y# M* {8 \) jSSALF -- SSALS with Sequenced Flashers + ?# v) W$ t) n: G5 B
SSALR -- Simplified Short Approach Lighting System
5 i' {! r: `4 A6 FSSB -- Single Side Band - w. X; X! k2 J$ C) {* K9 d& t
STAR -- Standard Terminal Arrival Route 2 ]6 z0 S! o x+ y* L
STD -- Standard
* p; D$ J! v& C3 f2 [6 ^STMUX -- Statistical Data Multiplexer
- O( B+ A1 X' rSTOL -- Short Takeoff and Landing 2 C: W5 Y1 ]0 C6 ]; N4 T; b
SURPIC -- Surface Picture
) n" ]3 X) p+ T2 cSVCA -- Service A
d ^8 y7 n# \. o5 J7 }SVCB -- Service B
/ a) y. Y1 g2 h0 y3 x# U, }- L4 jSVCC -- Service C 2 L) b. s. M( E; I
SVCO -- Service O 1 [3 s8 h3 R9 @
SVFO -- Interphone Service F (A)
9 E3 q: D/ V+ s( aSVFB -- Interphone Service F (B) . O2 w& q7 n* x: ~
SVFC -- Interphone Service F (C) ; L" j; p9 U& @% d" X: ^6 O0 @
SVFD -- Interphone Service F (D)
: ^5 V! v0 U$ o/ WSVFR -- Special Visual Flight Rules
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( ]4 M: x, d# @$ \; T3 E3 GT1MUX -- T1 Multiplexer 1 Z. J3 q9 u% k' W3 I1 k' B
TAAS -- Terminal Advance Automation System 2 A+ M6 O% I3 A$ o! i2 Y
TACAN -- Tactical Aircraft Control and Navigation
6 f$ {6 {7 d/ r9 ~TACR -- TACAN at VOR, TACAN only , x# x$ o1 K( U/ ]% o+ Z
TAF -- Terminal Area Forecast
. V/ P. I; t/ G; vTARS -- Terminal Automated Radar Service 2 F9 v, l3 \, z: u! i2 u
TAS -- True Air Speed
! t* `/ O0 q8 w' TTATCA -- Terminal Air Traffic Control Automation
3 s: `6 Y8 W: p1 K: j6 lTAVT -- Terminal Airspace Visualization Tool 7 c* M# w; { `( f+ U8 D& P
TCA -- Traffic Control Airport or Tower Control Airport F. Q+ [* U5 a4 t" c! L
TCA -- Terminal Control Area
h0 j7 U% R" m+ \" D DTCACCIS -- Transportation Coordinator Automated Command and Control Information System & T6 h+ U! T# m, e |- \
TCAS -- Traffic Alert And Collision Avoidance System 9 u0 w8 z& k; u7 V" T/ d: g$ S
TCC -- DOT Transportation Computer Center . ~4 \$ T, p4 D) v
TCCC -- Tower Control Computer Complex * @( f" c) B$ R
TCE -- Tone Control Equipment
+ A! ^/ \" T! sTCLT -- Tentative Calculated Landing Time
1 @5 T8 w& f/ F8 U0 \' z9 [TCO -- Telecommunications Certification Officer
$ t6 w, A5 d1 v+ N& yTCOM -- Terminal Communications
3 y5 x+ t$ P6 P: b$ @0 xTCS -- Tower Communications System 5 f: `, y4 G6 C
TDLS -- Tower Data-Link Services
# c" f: p; [/ f5 t# k7 WTDMUX -- Time Division Data Multiplexer
5 j1 j- c( G! O6 _% KTDWR -- Terminal Doppler Weather Radar
# k" ^, f7 T3 d6 s! n# d! _* u, a; vTELCO -- Telephone Company
% Z" G/ R; _. @ [; I, O! PTELMS -- Telecommunications Management System 5 e% `8 H$ A/ t' C# T+ }+ ^9 p
TERPS -- Terminal Instrument Procedures
7 a0 P/ j5 T( g1 ATFAC -- To Facility
+ \! [# e+ l8 {TH -- Threshold L. Z9 H t' L" ?9 z
TIMS -- Telecommunications Information Management System , P6 f( f: i5 C( M9 J* a
TIPS -- Terminal Information Processing System / m7 K x4 [+ U8 m4 c; V2 W/ @
TL -- Taxilane 5 f( J4 j: R M; D) x; r/ u! b, G; q
TMA -- Traffic Management Advisor
4 a* F! b! H' a! UTMC -- Traffic Management Coordinator 8 O/ K2 i+ B: p- G7 f- D" ]. @0 A
TMC/MC -- Traffic Management Coordinator/Military Coordinator
0 ]8 Y9 L8 O& aTMCC -- Terminal Information Processing System ' G8 f+ B* t# }, Z
TMCC -- Traffic Management Computer Complex
" |! R. Y4 a, a% @- V; Q9 a2 kTMF -- Traffic Management Facility
$ u+ A- u' y: @! ~; e% z4 P, V& MTML -- Television Microwave Link ! K' Z7 j0 C$ `/ v- \% Y
TMLI -- Television Microwave Link Indicator ; ]9 r4 |( `6 v! j1 P
TMLR -- Television Microwave Link Repeater e1 _" q3 P1 e. S: d1 `
TMLT -- Television Microwave Link Terminal
& q, \( U+ p7 H; d. Y) T2 fTM&O -- Telecommunications Management and Operations
+ ?0 q4 B1 R! O+ B" ?TMP -- Traffic Management Processor
- J2 v( q. U A2 ]) U7 tTMS -- Traffic Management System
! ^- b. l7 {8 F1 qTMSPS -- Traffic Management Specialists * _, D- V, \6 _/ s/ }# H3 M; Z
TMU -- Traffic Management Unit
# L1 H! R/ D1 r1 A3 `TODA -- Takeoff Distance Available ! p" O% f9 S+ \4 N8 k% T$ g
TOF -- Time Of Flight 2 [( K6 i! d* Z0 L) }/ ]
TOFMS -- Time of Flight Mass Spectrometer
! l+ P; b# x4 s, ^TOPS -- Telecommunications Ordering and Pricing System (GSA software tool) 2 M9 M7 s4 r h8 b- H+ z
TORA -- Take-off Run Available
9 i; @& a: B, k5 n- ?! W( {TNAV -- Terminal Navigational Aids 0 B. q& d$ k o. \" q
TR -- Telecommunications Request
- j/ M' R1 e) b7 jTRACAB -- Terminal Radar Approach Control in Tower Cab * x6 ^7 T! J$ D: m8 b2 V" a
TRACON -- Terminal Radar Approach Control Facility
4 M4 C' H5 a. J/ |TRAD -- Terminal Radar Service
- a" _, m) X. V" M) m3 CTRB -- Transportation Research Board
. |3 r0 }5 e( e* S1 u. V$ g) BTRNG -- Training 9 j0 s( P4 `- e3 F3 `
TSA -- Taxiway Safety Area
0 t ^; t. n6 H L0 }TSEC -- Terminal Secondary Radar Service
0 Y/ j5 T9 y7 I. @+ b% NTSP -- Telecommunications Service Priority
8 U- M6 ^" k+ a/ I0 B# iTSR -- Telecommunications Service Request
: }+ F: @. q1 K! ~9 l! nTSYS -- Terminal Equipment Systems
) G, k3 r' T* }! QTTMA -- TRACON Traffic Management Advisor 3 m3 S/ E, u7 U0 ]
TTY -- Teletype & I u, q, ^4 A: G# G9 T
TVOR -- Terminal VHF Omnidirectional Range 0 p- [5 k5 e5 `
TW -- Taxiway
; b0 X# l0 u% M7 r# p- S, c* UTWEB -- Transcribed Weather Broadcast / c8 b# Y7 }* O* x/ m7 N6 x! a
TWR-- Tower (non-controlled)
% p+ F3 T& Q; JTY -- Type (FAACIS)
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# @' C) A/ y1 d0 }0 \4 h5 f4 zUAS -- Uniform Accounting System & c/ H9 {% T9 w3 B r* J; |% U
UHF -- Ultra High Frequency
) h, P9 S0 U$ X* {3 |' E2 y$ F: {' xURA -- Uniform Relocation Assistance and Real Property Acquisition Policies Act of 1970 + T! x+ W# B7 U( j
USAF -- United States Air Force 6 P4 m5 s5 l* c& U6 N2 w4 z# s4 ]
USC -- United States Code + C \% L1 s9 z9 k6 l
USOC -- Uniform Service Order Code
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X* \# N: m1 ]$ L2 Y* RVALE -- Voluntary Airport Low Emission
C( x) x) k' ]; Z) B1 qVASI -- Visual Approach Slope Indicator 7 p% U3 Q- K; I' J l7 D
VDME -- VOR with Distance Measuring Equipment ! \$ l( Z6 C/ q0 h* v
VF -- Voice Frequency * n. z5 b: @& Y# Q
VFR -- Visual Flight Rules
$ C+ N0 J3 A( F1 o: W5 XVHF -- Very High Frequency
! M+ x( `" D& S, w5 NVLF -- Very Low Frequency ) A% s. A2 e. z
VMC -- Visual Meteorological Conditions
: B# q" L B1 V0 d4 V; E( CVNAV -- Visual Navigational Aids + {: i( @, u, I8 u; a* g1 v8 w
VNTSC -- Volpe National Transportation System Center
. x2 k. ?; o' v @& u& uVON -- Virtual On-net & z% O+ o5 s! n) M3 v/ j! L6 g
VOR -- VHF Omnidirectional Range ( b4 z* g/ n* r4 U# ^2 v! O$ {
VOR/DME -- VHF Omnidirectional Range/Distance Measuring Equipment
0 Z0 c" q( K: z8 F/ cVORTAC -- VOR collocated with TACAN k7 D5 g1 F2 v9 `* o1 M
VOT -- VOR Test Facility 0 B X8 e: q2 L7 L$ J5 J
VP/D -- Vehicle/Pedestrian Deviation 1 J. `# Y* c3 I% C! S0 W
VRS -- Voice Recording System
. ~% h. U* ? E k1 o0 MVSCS -- Voice Switching and Control System " p# @/ r- X7 p
VTA -- Vertex Time of Arrival & N. L- v1 q; e) v: v
VTAC -- VOR collocated with TACAN 2 g/ \ u: a5 ?2 l& O, N, n7 B+ [% G
VTOL -- Vertical Takeoff and Landing
# Z% o, z% {6 Y: _9 F8 JVTS -- Voice Telecommunications System
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# c( j, U# V) R7 fWAAS -- Wide Area Augmentation System
; y7 _, s4 E" `7 m5 r, m X zWAN -- Wide Area Network
& v' z, u' T! m1 _9 XWC -- Work Center
5 f$ y% X- L( I0 F. C; G# C0 IWCP -- Weather Communications Processor
- C) L2 @, W) M+ _/ z- dWECO -- Western Electric Company
) {! j/ |5 e/ N# M* s. ]WESCOM -- Western Electric Satellite Communications
1 P% Z, c4 e6 W) ~WMSC -- Weather Message Switching Center ) W) I: e/ X( \( e* h
WMSCR -- Weather Message Switching Center Replacement 0 }. Z! p) N! J7 L. c5 f" n
WSCMO -- Weather Service Contract Meteorological Observatory
1 _( ~' I6 _) w, l% AWSFO -- Weather Service Forecast Office 7 ?' d+ F! _2 H- S$ d
WSMO -- Weather Service Meteorological Observatory
& L; z2 h: i# O% h4 mWSO -- Weather Service Office 4 ^: |* q# W2 U2 c& W m
WTHR -- "Weather"
- _8 ]% h' m1 A+ T# @" N6 J( g% uWX -- Weather 9 r4 J, T: p* X9 K" A; R
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