|
|
| AAF |
Army Air Field |
| AAL |
Above Aerodrome Level |
| AARA |
Air to Air Refuelling
Area |
| AAS |
Airport Advisory
Service |
| AB |
After Burner |
| AB |
Air Base |
| abm |
abeam |
| ABn |
Aerodrome Beacon |
| abv |
above |
| ACC |
Area Control Center |
| acft |
aircraft |
| ACN |
Aircraft Classification
Number |
| act |
activity |
| A/D |
Aerodrome |
| ADA |
Advisory Area |
| ADCC |
Air Defence Control
Center |
| ADCUS |
Advise Customs |
| addn |
addition |
| ADF |
Automatic Direction
Finder |
| adj |
adjacent |
| admin |
administration |
| ADR |
Advisory Route |
| advs |
advise |
| advsy |
advisory |
| AEIS |
Aeronautical Enroute
Information Service |
| AFA |
Army Flight Activity |
| AFB |
Air Force Base |
| afct |
affect |
| AFFF |
Aqueous Film Forming
Foam |
| AFHP |
Air Force Heliport |
| AFIS |
Aerodrome Flight
Information Service |
| afld |
airfield |
| AFR |
Air Force Regulation |
| AFRS |
Air Forces Radio
Stations |
| AG |
Agriculture |
| A/G |
Air to Ground |
| A-G |
Arresting Gear |
| agcy |
agency |
| A-gear |
Arrester gear |
| AGL |
Above Ground Level |
| AHP |
Army Heliport |
| AAIA |
Area of Intense Air
Activity |
| AIP |
Aeronautical
Information Publication |
| AIS |
Aeronautical
Information Service |
| AL |
Approach and Landing
charts |
| ALF |
Auxiliary Landing Field |
| ALS |
Approach Light System |
| ALSF-1 |
High Intensity ALS
Category 1 with sequenced flashers |
| ALSF-2 |
High Intensity ALS
Category 2 with sequenced flashers |
| alt |
altitude |
| altn |
alternate |
| AM |
Amplitude Modulation |
| amdt |
amendment |
| AMSL |
Above Mean Sea Level |
| ANGS |
Air National Guard
Station |
| ant |
antenna |
| AP |
Area Planning |
| APAPI |
Abbreviated Precision
Approach Path Indicator |
| apch |
approach |
| apn |
apron |
| app |
approach |
| APP |
Approach control |
| Apr |
April |
| APU |
Auxiliary Power Unit |
| aprx |
approximate |
| apv |
approve |
| apvl |
approval |
| ARA |
Airspace Restricted
Area |
| ARB |
Air Reserve Base |
| ARCAL |
Aircraft radio Control
of Aerodrome Lighting |
| ARINC |
Aeronautical radio Inc |
| arng |
arrange |
| ARP |
Aerodrome Reference
Point |
| arpt |
airport |
| arr |
arrive |
| ARS |
Air Reserve Station |
| ARSA |
Airport Radar Service
Area |
| ARSR |
Air Route Surveillance
Radar |
| ARTCC |
Air Route Traffic
Control Center |
| AS |
Air Station |
| ASAP |
as soon as possible |
| ASDA |
Acceleration Stp
Distance Available |
| asgn |
assign |
| ASL |
Above Sea Level |
| ASOS |
Automated Surface
Observation System |
| ASR |
Airport Surveillance
Radar |
| ASR |
Approach Surveillance
Radar |
| ASU |
Aircraft Starting Unit |
| ATA |
Actual Time of Arrival |
| ATC |
Air Traffic Control |
| ATCC |
Air Traffic Control
Center |
| ATCRU |
Air Traffic Control
Radar Unit |
| ATD |
Actual Time of
Departure |
| ATIS |
Automatis Terminal
Information Service |
| ATS |
Air Traffic Services |
| attn |
attention |
| ATZ |
Aerodrome Traffic Zone |
| Aug |
August |
| auth |
authority |
| auto |
automatic |
| AUW |
All Up Weight (gross
weight) |
| aux |
auxiliary |
| AVASI |
Abbreviated VASI |
| avbl |
available |
| AvGas |
Aviation Gasoline |
| avn |
aviation |
| AvOil |
Aviation Oil |
| AvTur |
Aviation Turbine Fuel |
| AWOS |
Automated Weather
Observation System |
| awt |
await |
| awy |
airway |
| az |
azimuth |
|
|
| BA |
Braking Action |
| BASH |
Bird Aircraft Strike
Hazard |
| BBm |
Back Beam |
| BC |
Back Course |
| bcn |
beacon |
| bcst |
broadcast |
| BCU |
Bird Control Unit |
| bdry |
boundary |
| bldg |
building |
| blkd |
blocked |
| Bn |
Beacon |
| blw |
below |
| brg |
bearing |
| btn or btwn |
between |
| BTVOR |
Broadcast Weather
Terminal VOR |
| bus |
business |
| BVOR |
Weather Broadcast VOR |
| BVORTAC |
VORTAC with weather
broadcast |
| byd |
beyond |
|
|
| C |
Customs |
| CAA |
Civil Aviation
Authority |
| CAC |
Centralized Approach
Control |
| cap |
capacity |
| CAS |
Controlled Airspace |
| CAT |
Clear Air Turbulence |
| cat |
category |
| cct |
circuit |
| CCW |
counterclockwise |
| ceil |
ceiling |
| CERAP |
Center Radar Approach
Control |
| CET |
Central European Time |
| CGAF |
Coast Guard Air
Facility |
| CGAS |
Coast Guard Air Station |
| CH |
Channel |
| CHAG |
Chain Arresting Gear |
| chan |
channel |
| CHAPI |
Chase Helicopter
Approach Path Indicator |
| chg |
change |
| cht |
chart |
| cir |
circle, circling |
| circ |
circling |
| civ |
civil, civilian |
| ck |
check |
| CL |
Centerline Lighting
System |
| cl |
class |
| clnc |
clearance |
| clsd |
closed |
| cnl |
cancel |
| cntclkws |
counterclockwise |
| cntr |
center |
| Co |
Company, County |
| com |
communication |
| coml |
commercial |
| compul |
compulsory |
| comsn |
commission |
| con |
control |
| conc |
concrete |
| cond |
condition |
| const |
construction |
| cont |
continue - continuous |
| conv |
conventional |
| coord |
coordinate |
| copter |
helicopter |
| corr |
correct |
| crdr |
corridor |
| cros |
cross |
| CRP |
Compulsory Reporting
Point |
| crs |
course |
| CS |
call sign |
| C/S or c/s |
call sign |
| CSTMS |
Customs |
| CTA |
Control Area |
| ctc |
contact |
| ctl |
control |
| ctlr |
controller |
| CTLZ |
Control Zone |
| ctn |
caution |
| CTR |
Control Region/Zone |
| CVFR |
Control Visual Flight
Rules Area |
| CW |
clockwise |
| CW |
Continuous Wave |
|
|
| d |
discrete |
| DA |
Decision Altitude |
| DATIS |
Digital Automatic
terminal Information Service |
| daylt |
daylight |
| db |
decibel |
| DBVOR |
Doppler VOR with
weather broadcast |
| DBVORTAC |
Doppler VORTAC with
weather broadcast |
| dct |
direct |
| dctr |
director |
| Dec |
December |
| DECCA |
DECCA navigator |
| decom |
decommission |
| deg |
degree |
| dep |
depart |
| DEP |
Departure Control |
| destn |
destination |
| det |
detachment |
| DF |
Direction Finder |
| DH |
Decision Height |
| direc |
directional |
| dissem |
disseminate |
| displ |
displaced |
| dist |
distance |
| dist |
district |
| div |
division |
| DLA |
delay |
| dlt |
delete |
| dly |
daily |
| DME |
Distance Measuring
Equipment |
| dng |
danger |
| drct |
direct |
| DSB |
Double Side Band |
| dspld |
displaced |
| DST |
Daylight Saving Time |
| DT |
Daylight saving Time |
| DTVOR |
Doppler Terminal VOR |
| dur |
during |
| DVOR |
Doppler VOR |
| DVORTAC |
Doppler VORTAC |
| DZ |
Drop Zone |
|
|
| E |
East |
| ea |
each |
| EAT |
Expected Approach Time |
| ECN |
Enroute Change Notice |
| EET |
Estimated Enroute/Elapsed Time |
| eff |
effect |
| E-HA |
Enroute-High Altitude |
| E-LA |
Enroute-Low Altitude |
| elev |
elevation |
| emerg |
emergency |
| eng |
engine |
| eqpt |
equipment |
| E-S |
Enroute Supplement |
| est |
estimate |
| estab |
establish |
| ESWL |
Equivalent Single Wheel
Loading |
| ETA |
Estimated Time of
Arrival |
| ETD |
Estimeted Time of
Departure |
| ETE |
Estimated Time Enroute |
| ETO |
Estimated Time Over |
| EUR |
European - Europe |
| ev |
every |
| evac |
evacuate |
| ex or exc |
except |
| excld |
exclude |
| exer |
exercise |
| exm |
exempt |
| exp |
expect |
| ext or extn |
extend - extension |
| extv |
extensive |
|
|
| FAA |
Federal Aviation
Authority |
| fac |
facility |
| FAF |
Final Approach Fix |
| FAWS |
Flight Advisory Weather
Service |
| fax |
fac-simile |
| FBO |
Fixed Base Operator |
| FCG |
Foreign Clearance Guide |
| fcst |
forecast |
| Feb |
February |
| FIC |
Flight Information
Center |
| FIH |
Flight Information
Handbook |
| FIR |
Flight Information
Region |
| FIS |
Flight Information
Service |
| FL |
Flight Level |
| fld |
field |
| flg |
flashing |
| FLIP |
Flight Information
Publication |
| flt |
flight |
| flw |
follow |
| FM |
Fan Marker |
| FM |
Frequency Modulation |
| FOC |
Flight Operations
Center |
| FOD |
Foreign Object Damage |
| fone |
telephone |
| FPD |
Flight Planning
Document |
| FPL or Flt Pln |
Flight Plan |
| fpm |
feet per minute |
| fr |
from |
| freq |
frequency - frequent |
| Fri |
Friday |
| frng |
firing |
| FSS |
Flight Service Station |
| ft |
foot, feet |
| ftr |
fighter |
| F/W |
Fixed Wing |
| FWA |
Flight Watch
Area |
| FWC |
Flight Watch
Center |
|
|
| GA |
Glide Angle |
| gal or gall |
gallon |
| GAT |
General Air Traffic |
| GCA |
Ground Control Approach |
| GCO |
Ground Communication
Outlet |
| GMT |
Greenwich Mean Time |
| gnd |
ground |
| GND |
Ground Control |
| govt |
government |
| GP |
Glide Path |
| Gp |
Group |
| GPI |
Ground Point of
Intercept |
| grad |
gradient |
| grd |
guard |
| GS |
Glide Slope |
| GWT |
Gross Weight |
|
|
| H |
Health |
| H24 |
24 hours a day -
continuous operation |
| HAA |
Height Above Airport |
| HAL |
Height Above Landing
area |
| HAR |
Height Above Runway |
| HAT |
Height Above Touchdown |
| haz |
hazard |
| hdg |
heading |
| HDTA |
High Density Traffic
Aerodrome |
| Heli |
Helicopter |
| HF |
High Frequency |
| hgr |
hangar |
| hgt |
height |
| hi |
high |
| HI |
High Intensity |
| HIRL |
High Intensity Runway
Lights |
| HIRTA |
High Intensity radio
Transmission Area |
| HIWAS |
Hazardous Inflight
Weather Advisory Service |
| HJ |
From Sunrise to sunset |
| hkwr |
hookwire |
| HLS |
Helicopter Landing Site |
| HN |
From sunset to sunrise |
| HO |
Hours of Operation |
| hol |
holiday |
| HOLF |
Helicopter Outlying
Field |
| hosp |
hospital |
| HPOX |
High Pressure Oxygen |
| HPZ |
Helicopter Protected
Zone |
| HQ |
Headquarters |
| hr |
hour |
| HS |
Hours scheduled |
| hsg |
housing |
| hvy |
heavy |
| HW |
Heavy Weight |
| hwy |
highway |
| HX |
no specific working
hours |
| Hz |
Hertz |
|
|
| I |
Immigration |
| IAF |
Initial Approach Fix |
| IAM |
Instrument Approach
Minima |
| IAS |
Indicated Airspeed |
| IAW |
in accordance with |
| IBN |
Identification Beacon |
| ICAO |
International Civil
Aviation Organisation |
| ICF |
Initial Contact
Frequency |
| ident |
identification |
| IFF |
Identification, Friend
or Foe |
| IFR |
Instrument Flight Rules |
| IFSS |
International Flight
Service Station |
| ILS |
Instrument Landing
System |
| IM |
Inner Marker |
| IMC |
Instrument
Meteorological Conditions |
| IMG |
Immigration |
| immed |
immediate |
| inactv |
inactive |
| inbd |
inbound |
| inc |
incorporated |
| incl |
include - inclusive |
| indef |
indefinite |
| info |
information |
| init |
initial |
| inop |
inoperative |
| inst |
instrument |
| instl |
installation |
| instr |
instruction |
| int |
intersection |
| intcntl |
intercontinental |
| intcp |
intercept |
| intl |
international |
| intmt |
intermittent |
| ints |
intense |
| ISMLS |
Interim Standard
Micro-wave Landing System |
|
|
| JASU |
Jet Aircraft Starting
Unit |
| JATO |
Jet Assisted Take-Off |
| Jan |
January |
| J-Bar |
Jet Barrier |
| jnt |
joint |
| JRB |
Joint Reserve Base |
| Jul |
July |
| Jun |
June |
|
|
| K or kt |
knots |
| kg |
kilograms |
| kHz |
kilohertz |
| KIAS |
Indicated Airspeed in
nots |
| km |
kilometer |
| kt or K |
knots |
| KTAS |
True Airspeed in knots |
| kw |
kilowatt |
|
|
| L |
Locator |
| LA |
Low Altitude |
| LARS |
Lower Airspace Radar
Service |
| LAS |
Lower Airspace Service |
| lb |
pound (weight) |
| LCG |
Load Classification
Group |
| lcl |
local |
| LCN |
Load Classification
Number |
| lctd |
located |
| lctn |
location |
| lctr |
locator |
| LCVASI |
Low Cost Visual
Approach Slope Indicator |
| lczr |
localizer |
| LDA |
Landing Distance
Available |
| ldg |
landing |
| LDIN |
Lead-In lights |
| len |
length |
| lgt |
light |
| lgtd |
lighted |
| LHC |
Left Hand Circuit |
| LHOX |
Low and High Pressure
Oxygen |
| LHS |
Left Hand Side |
| LI |
Low Intensity |
| LIRL |
Low Intensity Runway
Lights |
| LITAS |
Low Intensity Two
colors Approach Slope indicator |
| LLWAS |
Low Level Wind Shear
Alert System |
| LLZ |
Localizer |
| lo |
low |
| loAlt |
Low Altitude |
| LOC |
Localizer |
| LOX |
Liquid Oxygen |
| LPOX |
Low Pressure Oxygen |
| LR |
Long Range |
| LR |
Lead Radial |
| LRA |
Landing Rights Airport |
| LSB |
Lower Side Band |
| ltd |
limited |
| Ltrs |
liters |
|
|
| M |
magnetic |
| m |
meters |
| MA |
Minor Airfield |
| MACC |
Military Area Control
Center |
| mag |
magnetic |
| maint |
maintain - maintenance |
| maj |
major |
| MALS |
Medium intensity
Approach Lighting System |
| MALSF |
MALS with sequenced
Flashers |
| MALSR |
MALS with Runway
alignment indicator lights |
| Mar |
March |
| MARA |
Military Activity
Restricted Area |
| MAS |
Middle Airspace Service |
| MATO |
Military Air Traffic
Operations |
| MATZ |
Military Aerodrome
Traffic Zone |
| max |
maximum |
| mb |
millibars |
| MCAS |
Marine Corps Air
Station |
| MCB |
Marine Corps Base |
| MDA |
Minimum Descent
Altitude |
| MDH |
Minimum Descent Height |
| MEA |
Minimum Enroute
Altitude |
| med |
medium |
| MEHT |
Minimum Eye Height over
Threshold |
| mem |
memorial |
| MET |
Meteorological -
Meteorology |
| METAR |
Aviation Routine
weather report |
| MF |
Medium Frequency |
| MFA |
Minimum Flight Altitude |
| MFL |
Minimum Flight Level |
| mgr |
manager |
| MHz |
Megahertz |
| mil |
military |
| min |
minimum |
| min |
minute |
| MIRL |
Medium Intensity Runway
Lights |
| mkr |
marker |
| MLS |
Micro-wave Landing
System |
| MM |
Middle Marker |
| MMLS |
Mobile Micro-wave
Landing System |
| mnm |
minimum |
| mnt |
monitor |
| MOA |
Military Operations
Area |
| MOCA |
Minimum Obstacle
Clearance Altitude |
| mod |
modify - modified |
| Mon |
Monday |
| MP |
Maintenance Period |
| MR |
Medium Range |
| MRA |
Minimum Reception
Altitude |
| mrk |
mark - marker |
| MRSA |
Mandatory Radar Service
Area |
| MSD |
Minimum Separation
Distance |
| msg |
Message |
| MSL |
Mean Sea Level |
| msn |
mission |
| mt |
mount - mountain |
| MTA |
Military Training Area |
| MTAF |
Mandatory Traffic
Advisory Frequency |
| MTCA |
Military Terminal
Control Area |
| mthly |
monthly |
| MTOW |
Maximum Take-Off Weight |
| MTWA |
Maximum Total Weight
Authorized |
| MUAC |
Military Upper Area
control Center |
| muni |
municipal |
|
|
| N |
ēNorth |
| N/A |
Not Applicable |
| NA or NAP |
Noise Abatment
Procedure |
| NA |
Not Authorized |
| NAF |
Naval Air Facility |
| NAP or NA |
Noise Abatment
Procedure |
| NAS |
Naval Air Station |
| NAT |
North Atlantic |
| natl |
national |
| nav |
navigation |
| navaid |
navigation aid |
| NCRP |
Non Compulsory
Reporting Point |
| NDB |
Non-Directional Beacon |
| NE |
North-East |
| nec |
necessary |
| ngt |
night |
| NM |
Nautical Miles |
| nml |
normal |
| N° or Nr |
Number |
| NORDO |
Non Radio Aircraft |
| NOTAM |
Notice to Airmen |
| Nov |
November |
| Nr or N° |
Number |
| NS |
Naval Station |
| NS ABTMT |
Noise Abatment |
| nstd |
non standard |
| ntc |
notice |
| NU |
Not Usable |
| NW |
North-West |
|
|
| O/A |
on or about |
| OACC |
Oceanic Area Control
Center |
| OAT |
Operational Air Traffic |
| obsn |
observation |
| obst |
obstruction |
| OCA |
Obstacle Clearance
Altitude |
| OCA |
Oceanic Control Area |
| occ |
occulting |
| OCH |
Obstacle Clearance
Height |
| OCL |
Obstacle Clearance
Limit |
| ocnl |
occasional |
| Oct |
October |
| ODALS |
Omnidirectional
Approach Lighting System |
| O/H |
Overhead |
| OIC |
Officer In Charge |
| ODO |
Operations Duty Officer |
| offl |
official |
| OLF |
Outlying Field |
| OLS |
Optical Landing System |
| OM |
Outer Marker |
| opr |
operate - operator |
| OPS |
Operations |
| O/R |
on request |
| orig |
original |
| OROCA |
Off Route Obstacle
Clearance Altitude |
| ORTCA |
Off Route Terrain
Clearance Altitude |
| O/S |
out of service |
| OT |
Other Times |
| outbd |
outbound |
| ovrn |
overrun |
| OX |
oxygen |
| OXRB |
Oxygen
Replacement Bottles |
| Oxy |
Oxygen |
|
|
| PAC |
Pacific |
| PALS |
Precision Approach and
Landing System |
| PAPA |
Parralax Aircraft
Parking Aid |
| PAPI |
Precision Approach Path
Indicator |
| PAR |
Precision Approach
Radar |
| parl |
paralle |
| para |
parachute |
| para |
paragraph |
| pat |
pattern |
| PAX |
passenger |
| PCN |
Pavement Classification
Number |
| PCSV |
Pilot to Controller
Service |
| pent |
penetrate |
| perm |
permanent |
| perms |
permission |
| pers |
personnel |
| PFSV |
Pilot to Forecaster
Service |
| PJE |
Parachuting Activities
/ Exercise |
| pkg |
parking |
| P/L |
plain language |
| PLASI |
Pulse Light Approach
Slope Indicator |
| p-line |
pole/power line |
| PM |
Post Meridian |
| PN |
Prior Notice |
| PNR |
Prior Notice Required |
| POB |
Persons/People On Board |
| POL |
Petrol, Oils and
Lubricants |
| posn |
position |
| PPR |
Prior Permission
Required |
| prcht |
parachute |
| pref |
prefer - preferrence |
| prev |
previous |
| prim |
primary |
| prk |
park - parking |
| pro |
procedure |
| proh |
prohibited |
| pt |
point |
| pub |
publication |
| publ |
publish |
| PVASI |
Pulsating Visual
Approach Slope Indicator |
| pvt |
private |
| pwr |
power |
|
|
| QDM |
Magnetic heading to
facility (bearing) |
| QDR |
Magnetic heading from
facility (radial) |
| QFE |
Altimeter Setting at
station |
| QFU |
Magnetic Orientation of
runway |
| QNE |
Altimeter Setting
1013.25 hPa or 29.92 inches which provides height above standard datum
plane |
| QNH |
Altimeter setting which
provides height above mean sea level |
| qtrs |
quarters |
| quad |
quadrant |
|
|
| RACON |
Radar Beacon |
| rad |
radius - radial |
| RAIL |
Runway Alignment
Indicator Lights |
| RAMP |
Ramp Control |
| RAPCON |
Radar Approach Control |
| RAS |
Radar Advisory Service |
| RCC |
Rescue Coordination
Center |
| RCF |
Radio Communication
Failure |
| RCL |
Runway Centerline
Lighting |
| RCO |
Remote Communications
Outlet |
| rcpt |
reception |
| RCR |
Runway Condition
Reading |
| rcv |
receive |
| rcvr |
receiver |
| RDA |
Runway Deicing Agent |
| rdo |
radio |
| reconst |
reconstruct |
| REIL |
Runway End Identifier
Lights |
| reful |
refuel - refueling |
| reg |
regulation - regular |
| rel |
reliable |
| relctd |
relocated |
| REP |
Reporting Point |
| req |
request |
| RGN |
Region |
| RGNL |
Regional |
| rgt |
right |
| RHAG |
Rotary Hydraulic
Arrester Gear |
| RHC |
Right Hand Circuit |
| RHS |
Right Hand Side |
| RIS |
Radar Information
Service |
| rlgd |
realigned |
| rmk |
remark |
| rng |
range |
| RNP |
Required Navigation
Performance |
| RON |
Remain Overnight |
| Rot Lt |
Rotating Light |
| RPI |
Runway Point of
Intercept |
| RPL |
Repetitive Flight Plan |
| RPS |
Regional Pressure
Setting |
| rpt |
report |
| rqr |
require |
| RR |
Railroad |
| RRP |
Runway Reference Point |
| RSR |
Route Surveillance
Radar |
| RSRS |
Reduced Same Runway
Separation |
| rstd |
restricted |
| R/T |
radiotelephony -
radiotelephone |
| rte |
route |
| ruf |
rough |
| RVR |
Runway Visual Range |
| R/W |
Rotary Wing |
| rwy |
runway |
|
|
| S |
South |
| SAFE BAR |
Safeland Barrier |
| SALS |
Short Approach Lighting
System |
| SAR |
Search And rescue |
| Sat |
Saturday |
| SAVASI |
Simplified Abbreviated
Visual Approach Slope Indicator |
| sby |
stand-by |
| Sched |
scheduled services |
| sctr |
sector |
| S/D |
Seadrome |
| SDF |
Simplified Directional
Facility |
| SE |
South-East |
| sec |
second - section |
| secd |
secondary |
| SELCAL |
Selective Calling
System |
| SEng |
Single Engine |
| Sep |
September |
| SFA |
Single Frequency
Approach |
| sfc |
surface |
| SFL |
Sequenced Flashing
Lights |
| SID |
Standard Instrument
Departure |
| SIF |
Selective
Identification Feature |
| SIGMET |
Information in plain
language concerning certain meteorological phenomena |
| sked |
schedule |
| SM |
Statute Miles |
| SOF |
Supervisor Of Flying |
| SPRAG |
Spray Arrester Gear |
| SPS |
Standard Pressure
Setting |
| SR |
Sunrise |
| SRA |
Special Rules Area |
| SRE |
Surveillance Radar
Element/Equipment |
| SRZ |
Special Rules Zone |
| SS |
Sunset |
| SSALS/R |
Simplified Short
Approach Lighting System / with RAIL |
| SSB |
Single Side Band |
| SSR |
Secondary Surveillance
Radar |
| STAR |
Standard (Terminal)
Arrival Route |
| std |
standard |
| stn |
station |
| STOL |
Short Take-Off and
Landing |
| stor |
storage |
| str-in |
straight-in |
| stu |
student |
| subj |
subject |
| sum |
summer |
| Sun |
Sunday |
| sur |
surround |
| survl |
survival - surveillance |
| suspd |
suspended |
| svc |
service |
| svcg |
servicing |
| SW |
South-West |
| swy |
stopway |
| sys |
system |
|
|
| TA |
Transition Altitude |
| TACAN |
Tactical Air Navigation
aid |
| TAF |
Terminal Airport
Forecast |
| TAP |
Terminal Approach
Procedures |
| TCA |
Terminal Control Area |
| TCH |
Threshold Crossing
Height |
| TCTA |
Transcontinental
Control Area |
| TD |
Touchdown |
| TDWR |
Terminal Doppler
Weather Radar |
| TDZ |
Touchdown Zone |
| TDZE |
Touchdown Zone
Elevation |
| TDZL |
Touchdown Zone Lights |
| term |
terminates |
| tfc |
Traffic |
| thld |
threshold |
| thou |
thousand |
| thru |
through |
| Thu |
Thursday |
| til |
until |
| tkof |
take-off |
| TL |
Transition Level |
| TMA |
Terminal Area |
| tmpry |
temporary |
| TODA |
Take-Off Distance
Available |
| TORA |
Take-Off Runway
Available |
| TP |
Tire Pressure |
| tpt |
transport |
| TRACON |
Terminal Radar Approach
Control |
| tran |
transcient |
| trans |
transmit |
| trml |
terminal |
| trng |
training |
| trns |
transition |
| TRSA |
Terminal Radar Service
Area |
| Tue |
Tuesday |
| TV |
television |
| T-VASIS |
T Visual Approach Slope
Indicator System |
| TVOR |
Terminal VOR |
| TWEB |
Transcribed Weather
Broadcast |
| twr |
tower |
| twy |
taxiway |
| tx |
transmission -
transceiver |
|
|
| UACC |
Upper Area Control
Center |
| UAR |
Upper Air Route |
| UAS |
Upper Area Service |
| UCN |
Urgent Change Notice |
| UDA |
Upper Advisory Area |
| UDF |
UHF Direction Finder |
| UDR |
Upper Advisory Route |
| UFN |
Until Further Notice |
| UHF |
Ultra High Frequency |
| UIC |
Upper Flight
Information Center |
| UIR |
Upper Flight
Information Region |
| unauthd |
unauthorized |
| unavbl |
unavailable |
| unctl |
uncontrolled |
| unk |
unknown |
| unlgtd |
unlighted |
| unltd |
unlimited |
| unmrk |
unmarked |
| unmto |
unmonitored |
| unrel |
unreliable |
| unspec |
unspecified |
| unrstd |
unrestricted |
| unsatfy |
unsatisfactory |
| unsked |
unscheduled |
| u/s or unsvc |
unserviceable |
| unsvc or u/s |
unserviceable |
| unuse |
unuseable |
| USB |
Upper Side Band |
| UTA |
Upper Control Area |
| UTC |
Coordinated Universal
Time |
|
|
| VAL |
Visiting Aircraft Line |
| VASI/S |
Visual Approach Slope
Indicator/System |
| vcnty |
vicinity |
| VDF |
VHF Direction Finder |
| veh |
vehicle |
| vert |
vertical |
| VFR |
Visual Flight Rules |
| VHF |
Very High Frequency |
| VIP |
Very Important Person |
| vis |
visibility |
| VMC |
Visual Meteorological
Conditions |
| VOLMET |
Meteorological
Information for aircraft in flight |
| VOR |
VHF Omnidirectional
Range |
| VORTAC |
Mixed TACAN and VOR |
| VRP |
Visual Reporting Point |
| V/STOL |
Vertical/Short Take-Off
and Landing |
| VTOL |
Vertical Take-Off
and Landing |
|
|
| W |
West |
| W |
watt |
| Wed |
Wednesday |
| WEF |
With Effect From |
| Wg |
Wing |
| WIE |
with immediate effect |
| win |
winter |
| WIP |
work in progress |
| wk |
week |
| wkd |
weekday |
| wkly |
weekly |
| wng |
warning |
| wo |
without |
| wt |
weight |
| w/t |
wireless telegraphy |
| wx |
weather |
|
|
| yd |
yard |
| yr |
year |
|
|
| Z |
Zulu = Greenwich Mean Time |
