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>> aerospace Abbreviations
Look through 567 acronyms and abbreviations related to aerospace:
XMIT
— Transmit
ANSI
— American National Standards Institute, Inc.
OEM
— Original Equipment Manufacturer (usually in reference to car parts)
ASCII
— American National Standard Code for Information Interchange
API
— Application Programming Interface
GUI
— Graphical User Interface (goo-ey)
A
— Ampere
OBE
— Overcome By Events
RF
— Radio Frequency
ICD
— Interface Control Document
GPS
— Global Positioning System (ex-NAVSTAR)
RPM
— Revolutions Per Minute, (Rotations Per Minute)
DOD
— United States Department of Defense
CDR
— Critical Design Review
Y/D
— yaw damper
DARPA
— Defense Advanced Research Projects Agency (US)
RAM
— random-access memory
KG
— Kilogram
AGL
— Above Ground Level
°F
— degrees Fahrenheit
ESA
— European Space Agency
PC
— Personal computer (host)
HZ
— cycles per second (hertz)
FAROS
— Final Approach Runway Occupancy Signal
TBC
— To Be Confirmed
DA/H
— decision altitude/height
VHF
— Very High Frequency
ATC
— Air traffic control
MSTOW
— Max. Structural Take-off Weight
CM
— Centimeter
AOG
— Aircraft On Ground
MIN
— Minute
MLS
— Microwave Landing System
EOL
— End Of Life
NM
— Nanometer
FAA
— Federal Aviation Administration
RPM
— Resale Price Maintenance. The UK Net Book Agreement, as was. Means by which retail prices are controlled by primary suppliers. (Alternatively, Revolutions Per Minute, as in engine speed and 78, 33 and 45 records. In years to come how many people will know
IR
— Infrared
NGO
— Non-governmental organization. (Red Cross/Crescent, Doctors without Borders, etc.)
MSL
— Mean Sea Level
AHRS
— Attitude Heading Reference System
ADC
— Air Data Computer
ICAO
— International Civil Aviation Organization
CSA
— Canadian Space Agency
°
— degree
LRU
— Line-Replaceable Unit
APU
— Auxiliary Power Unit
H
— Hour
PSI
— Pounds Per Square Inch (Static Pressure)
M
— Meter
IATA
— International Air Transport Association
W
— Watt
GND
— Ground
CAMO
— Continuing Airworthiness Management Organisation
ACFT
— Aircraft
AFCS
— Automatic Flight Control System
COTS
— Commercial Off the Shelf Software
DSP
— Digital Signal Processor
LOS
— Line Of Sight
ASL
— Above Sea Level
CAA
— Civil Aviation Authority
NRC
— National Research Council (Canada)
µS
— microsecond
IDE
— Integrated Development Environment
AMSL
— Above Mean Sea Level
CG
— Center of Gravity (DXS)
DME
— Distance Measuring Equipment
LEO
— Low Earth Orbit (satellite communications)
ACMS
— Aircraft Condition Monitoring System
B
— Byte
CAME
— Continuing Airworthiness Management Exposition
ISS
— International Space Station
ADC
— Analog-Digital Converter
MIT
— Massachusetts Institute of Technology (U.S.)
IN
— Inch
EPR
— Engine Pressure Ratio
MO
— Month Old
JPL
— Jet Propulsion Laboratory (California Institute of Technology) (NASA)
FT
— Feet
MSA
— Minimum Safe Altitude
RVR
— Runway Visual Range
DOF
— degree of freedom
S
— second (do NOT use "sec" for "second;" use "sec" for "secant")
RESA
— Runway End Safety Area
MS
— Millisecond
A/C
— Aircraft
FD
— Flight Director
GSE
— Ground Support Equipment
ATN
— Aeronautical Telecommunication Network
WEF
— With Effect From
WOFW
— weight-off-wheels, indicates aircraft is off ground since lift off
CDMS
— Command and Data Management System
NASA
— National Aeronautics and Space Administration (US)
ADF
— Automatic Direction Finder
US
— Ultrasound
TDMA
— Time Division Multiple Access
EAS
— Equivalent Airspeed
PAR
— Precision Approach Radar
NDT
— Nondestructive Test
ELT
— Emergency Locator Transmitter
ATFM
— air traffic flow management
DPU
— data processing unit
N
— Newton
AD
— airworthiness directives (FAA)
RSA
— Russian Space Agency
V
— Volt (measurement)
AOA
— Angle Of Attack
OTS
— Out of Service
PAPI
— Precision Approach Path Indicator (aviation)
CDI
— Course Deviation Indicator
RTOS
— Real-Time Operating System
MSFC
— Marshall Space Flight Center (Huntsville AL)
CVR
— Cockpit Voice Recorder
MDA
— Minimum Descent Altitude
AIP
— Aeronautical Information Publication
B
— Bit
HUD
— Head-Up Display
ISA
— International Standard Atmosphere
RNP
— Required Navigation Performance
AFS
— Aeronautical Fixed Service
INS
— Inertial Navigation System
APT
— Airport
NOTAM
— Notice to Airmen
RDH
— Reference Datum Height
FPGA
— Field-Programmable Gate Array
EASA
— European Aviation Safety Agency
RX
— Receive
FANS
— Future Air Navigation System
VMC
— visual meteorological conditions
HLD
— Hold
MEDEVAC
— Medical Evacuation
ARINC
— Aeronautical Radio Incorporated
A/C
— Aircraft Commander
FADEC
— Full Authority Digital Engine Control
ILS
— Instituteument Landing System
ANSP
— Air Navigation Service Provider
DEG
— Degree
SID
— Standard Instrument Departure
DR
— Dead Reckoning
SAA
— Solar Aspect Angle
HDG
— Heading
ASI
— Airspeed Indicator
PFD
— Primary Flight Display
HIRO
— High Intensity Runway Operation
IRS
— Inertial Reference System
FMC
— Flight Management Computer
DER
— Departure End of Runway
FSS
— Flight Service Station
AFTN
— Aeronautical Fixed Telecommunication Network
VOR
— VHF Omnidirectional Range
IFR
— Instrument Flight Rules
TCA
— Terminal Control Area
SLT
— System Level Test
HIWAS
— Hazardous Inflight Weather Advisory Service
FL
— Flight Level
GA
— General Aviation
IMC
— Instrument Meteorological Conditions
SSP
— Space Shuttle Program
GCA
— Ground-controlled approach
TAS
— True Airspeed
ACI
— Airports Council International
NEP
— Noise Equivalent Power
LOFT
— Line-Oriented Flight Training
UTC
— Universal Time Coordinate
LPV
— Localizer Performance with Vertical Guidance
ADA
— Advisory Area
AIRAC
— Aeronautical Information Regulation and Control
FDR
— Flight Data Recorder
MM
— Middle Marker
HSI
— Horizontal Situation Indicator
LCN
— Load Classification Number
FIR
— Flight Information Region
RNAV
— Random Navigation Area Navigation
ALS
— approach lighting system
F
— Farad (SI Unit Of Capacitance)
RWY
— Runway
Y
— Yaw
TCAS
— Traffic Collision Avoidance System
S/C
— Spacecraft
PF
— Pilot Flying
VASI
— Visual Approach Slope Indicator
STAR
— Standard Terminal Arrival Route
HYD
— Hydraulic
TAF
— Terminal Aerodrome Forecast
°C
— Degrees Celsius
LEOP
— Launch and Early Orbit Phase
MCP
— Mode Control Panel
AP
— Autopilot
TC
— Telecommand
BPR
— Bypass Ratio
ATIS
— Automatic Terminal Information Service
TCH
— Threshold Crossing Height
AFDS
— Autopilot Flight Director System
ADS
— automatic dependent surveillance
CTAF
— Common Traffic Advisory Frequency
ACAS
— Airborne Collision Avoidance System
RAD
— Radiant
ATPL
— Airline Transport Pilot Licence
CFIT
— Controlled Flight into Terrain
ATS
— Air Traffic Service
EGPWS
— Enhanced Ground-Proximity Warning System
VNAV
— Vertical Navigation
FAP
— Final Approach Point
UHF
— Ultrahigh Frequency
AHF
— Attitude History File
UIR
— Upper Information Region
EGT
— Exhaust Gas Temperature
MCU
— Microcontroller Unit
XPNDR
— Transponder
TX
— Transmit
Z
— Zulu Time
SESAR
— Single European Sky ATM Research
RSR
— en-Route Surveillance Radar
EFIS
— Electronic Flight Instrument System
LNAV
— Lateral Navigation
FAF
— Final Approach Fixes
PDAS
— Public Domain Aeronautical Software
FPA
— Flight Path Angle
THS
— Trimmable Horizontal Stabilizer
TRACON
— Terminal Radar Approach Control
DDS
— Data Distribution System
CAS
— Column Address Strobe
A/T
— autothrottle
TWY
— Taxiway
MDH
— Minimum Descent Height
CMB
— Cosmic Microwave Background
RTO
— Rejected Take-Off
SMR
— Surface Movement Radar
STR
— Star TRacker
IMU
— Inertial Measurement Unit
GPWS
— Ground Proximity Warning System
RA
— Resolution Advisory
BTB
— Back-To-Back
LOBT
— Local on Board Time
FBO
— fixed base operator
MRW
— Maximum Ramp Weight
ETP
— Equal Time Point
FSF
— Flight Safety Foundation
TRL
— Technology Readiness Level
MTOW
— Maximum Take-off Weight
TDZ
— Touchdown Zone
TOD
— Top of Descent
DG
— Directional Gyroscope
PIREP
— Pilot Report
IAF
— Initial Approach Fixes
CMV
— Converted Meteorological Visibility
ACC
— Active Clearance Control
CUC
— CCSDS Unsegmented Time Code
IAP
— Instrument Approach Procedure
SIGMET
— Significant Meteorological Advisory
SSO
— Solar System Object
LCG
— Load Classification Group
HYDIM
— hydraulic interface module
PBD
— place bearing distance (RNAV waypoint)
OCH
— Obstacle Clearance Height
CANSO
— Civil Air Navigation Services Organisation
METAR
— Meteorological Aerodrome Report
PLM
— Payload Module
NDB
— Non-Directional Beacon
PNF
— Pilot Not Flying (aviation)
TAWS
— terrain awareness and warning system
FMS
— Flight management system
IFATCA
— International Federation of Air Traffic Controllers' Associations
MZFW
— maximum zero-fuel weight
TORA
— Take-Off Run Available
TA
— Traffic Advisory
TBD
— To Be Defined
MBPS
— Mega Bits per second
OCA
— Obstacle Clearance Altitude
SS
— Sunset
OM
— Outer Marker (ILS)
CPDLC
— Controller–pilot data link communications
MSA
— Minimum Sector Altitude
G/S
— glideslope
EUROCAE
— European Organisation for Civil Aviation Equipment
RSA
— Runway Safety Area
IFA
— International Federation of Airworthiness
KIAS
— Knots Indicated Airspeed
ESA
— Emergency Safe Altitude
SSC
— Station Support Computer
IAS
— Indicated AirSpeed
MAP
— Missed APproach
RVSM
— Reduced Vertical Separation Minima
GA
— go-around
PADS
— Position and Attitude Determination System
FOV
— Field-Of-View
XPDR
— Transponder
FPL
— Filed Flight Plan
LIR
— Loading Instruction Report
SR
— Sunrise
EICAS
— engine-indicating and crew-alerting system
EW
— Empty Weight
PANS-OPS
— procedures for air navigation services – aircraft operations
OBS
— omni-bearing selector
VNE
— never-exceed speed
GP
— Glide Path
VDP
— Visual Descent Point
QNH
— the Q-code for: Altimeter sub-scale setting to obtain elevation when on the ground, i.e. altitude above MSL
A/D
— Aerodrome
PDG
— Procedure Design Gradient
LW
— landing weight
Y
— Year
G
— Gravity
ASM
— Airspace Management
DER
— Designated Engineering Representative
ALI
— Airworthiness Limitation Item
TPF
— Terrestrial Planet Finder
TTSN
— Total Time Since New
FBW
— Fly-by-Wireless
FLOPS
— Billion Floating Point Operations Per Second
VMO
— Maximum Operating Speed
SCAP
— Standard Computerized Airplane Performance
ZFT
— zero-fuel time
FATO
— Final Approach and Take Off
FOQA
— Flight Operational Quality Assurance
CDIO
— Conceive Design Implement Operate
SWI
— Software Interrupt
AOC
— Air Operator's Certificate
SVM
— Service Module (also abbreviated as S/M)
ITT
— Interstage Turbine Temperature
LLZ
— Localizer
ML
— milliliters
TRA
— Temporary Reserved Airspace
ATM
— Air Traffic Manager
MOC
— Minimum Obstacle Clearance
HEMT
— High Electron Mobility Transistor
ASAS
— Airborne Separation Assurance System
KC-135
— NASA's reduced gravity airplane
NET
— Noise Equivalent Temperature
MLDW
— maximum landing weight
QRH
— Quick Reference Handbook
FEM
— Front End Module
VSO
— stall speed in landing configuration
VLO
— maximum landing gear operating speed
SOH
— State Of Health
RFQM
— Radio Frequency Qualification Model
PO
— Physical Optics
SMOH
— Since Major Overhaul
OBT
— On-Board Time
TAR
— Terminal Approach Radar
TWR
— Tower
GIPS
— Giga Instructions Per Second
SSL
— Space Systems Laboratory
VY
— Best Rate Of Climb Speed
PPLM
— Planck Payload Module
HPFTS
— Herschel/Planck File Transfer System
µ-G
— microgravity
ZFW
— zero-fuel weight
PLA
— Planck Legacy Archive
BWC
— Bird Watch Condition
CDMU
— Command and Data Management Unit
WONW
— weight-on-wheels, indicates aircraft is on ground since touch down
HPA
— Human-Powered Aircraft
PFAF
— Precision Final Approach Fix
PTD
— Physical Theory of Diffraction
SOC
— Start of Climb at Missed Approach
HCM
— Angular momentum Control Mode
RAS
— Rectified Air Speed
ETOPS
— Extended-range Twin-engine Operation Performance Standards
LAME
— Licenced Aircraft Maintenance Engineer
VNO
— normal operating speed limit
ECAM
— Electronic Centralised Aircraft Monitor
KBPS
— kilo bits per second
AFT
— Aircraft Finance Trust
UAV
— unmanned air vehicle
VX
— Best Angle Of Climb Speed
PSM
— Planck Sky Model
TTSO
— Total Time Since Overhaul
ACARS
— Aircraft Communication and Addressing Reporting System
AFE
— Above Field Elevation
MATS
— Manual of Air Traffic Services
PIP
— Pipe data transfer construct
UART
— Universal Asynchronous Receiver Transmitters
FDIR
— Fault Detection, Identification and Recovery
PSO
— Planck Science Office
REU
— Readout Electronic Unit
MOC
— Mission Operation Center
ASDA
— Association for Scientific Development of Air Traffic Management in Europe
ISFD
— Integrated Standby Flight Display
MSZFW
— Max. Structural Zero Fuel Weight
STS
— Satellite-to-satellite
VFE
— maximum flaps extended speed
ISIS
— Integrated Standby Instrument System
LLC
— Life Limited Component
ICO
— Idle Cut-Off
ECET
— End of Civil Evening Twilight
AFRL
— Air Force Research Laboratories
TTAF
— Total Time Air Frame
DAE
— Data Acquisition Electronics
P/L
— Payload
A/P
— airplane (US), aeroplane (ICAO)
TO/GA
— take-off/go around
MBPS
— Mega Bytes per Second
TSK
— Background Task
FCOM
— flight crew operating manual
WG
— Waveguide
MFLOPS
— Million Floating Point Operations Per Second
DOW
— Dry Operational Weight
SREM
— Space Radiation Environment Monitor
PIA
— Planck Internal Archive
SPPT
— Survey Performance and Planning Tool
PSR
— Point of Safe Return
FEU
— Front End Unit
FWHM
— Full-Width-at-Half-Maximum
QFE
— the Q-code for: Atmospheric pressure at aerodrome elevation
TFR
— Temporary Flight Restriction
RA
— radio altitude
VLE
— maximum landing gear extension sp
BEM
— Back End Modules
LFER
— low frequency excess response
ADV
— German Airports Association
GEA
— Ground effect area
FLASH
— Type of electrically erasable programmable read only memory
H
— Heavy
REBA
— Radiometer Electronics Box Assembly
STS-#
— Space Shuttle Mission #
SOVT
— System Operation and Validation Test
TAA
— Terminal Arrival Area
ATA
— Air Traffic Association
TLD
— time-limited dispatch
GLOC
— G-Induced Loss of Consciousness
TAM
— Total Airport Management
GNC
— guidance, navigation, and control
FDM
— Flight Data Monitoring
E-LSA
— experimental light-sport aircraft
DPC
— Data Processing Center
HFI
— High Frequency Instrument
BEU
— Back End Unit
PUS
— Packet Utilisation Standard
SSCE
— Sun-SpaceCraft-Earth angle max= 15°
FPU
— Focal Plane Unit
SMT375
— Sundance Multiprocessor Technologies DSP board model 375
OW
— operational weight
APID
— Application Program Identifier
FOO
— flight operation officer
SZ
— Sunyaev-Zel'dovich Effect
NASDA
— Japanese National Space Development Agency
RGO
— Reduced Gravity Office
NMP
— New Millennium Program
SCAR
— Special Committee for Antarctic Research
SODPRO
— simultaneous opposite direction parallel runway operations
ICA
— Instructions for Continuous Airworthiness
DR2000
— RFM Monolithics transceiver module
MSLW
— Max. Structural Landing Weight
TP
— Turning Point at Missed Approach
IRT
— Instrument Rating Test
ARD
— Autonomous Rendezvous and Docking
CDU
— control/display unit
AR
— Authorization Required
EOBT
— estimated off-blocktime
MP
— Manifold Pressure
SGS
— Science Ground Segment
SPECS
— Sub-millimeter Probe of the Evolution of Cosmic Structures
RCA
— Radiometer Chain Assembly
DWC
— dog watch condition
HPMCS
— Herschel/Planck Mission Control System
STL
— Satellite-to-laptop
DTCP
— Daily Tele-Communication Period
IFSD
— In-Flight Shutdown
FOG
— Fiber Optic Gyroscope
AMO
— Approved Maintenance Orginaization
TERPS
— Terminal Procedures
AOM
— airport operating minima
AFT
— Aircraft Fatigue Test
DQR
— Daily Quality Report
DUATS
— Direct User Access Terminal Service
SPU
— Signal Processing Unit
ERCSC
— Early Release Compact Source Catalog
ESTEC
— European Space TEchnology and Research Centre
MBX
— Mailbox data transfer construct
MODE
— Middeck 0-gravity Dynamics Experiment
APPL
— Augmented Preprogrammed Pointing List
MEF
— maximum elevation figure
IOT
— Instrument Operation Team
ACMS
— Attitude Control & Measurement Subsystem
SPHERES
— Synchronized Position Hold, Engage, Reorient, Experimental Satellites
DSS
— Distributed Satellite Systems
HSK
— House-Keeping data
WAT
— weight, altitude, temperature: variables that affect takeoff performance
VS
— Stall Speed
FEP
— Final End Point
SCS
— SPHERES Core Services software layer
PIO
— Pilot Induced Oscillations
RSSD
— Research Space Science Division
MLE
— Middeck Locker Equivalent
BC
— Back Course
JFET
— Junction Field Elect Transistor
TOW
— Take-Off Weight
IFE
— Interactive in Flight Entertainment
CSL
— Centre Spatial de Liège
MOSR
— Mars Orbit Sample Return
MACE
— Middeck Active Control Experiment
PIC
— Microchip PIC line of micro controllers
PET
— Point of Equal Time
PSI
— Payload Systems Inc.
LFI
— Low Frequency Instrument
TOD
— Time-Ordered Data
CTR
— Central Time Reference
STP
— DoD Space Technology Programs Office
RIMO
— reduced Instrument MOdel
IFE
— IPods to an in Flight Entertainment
THF
— Telecommand History File
CLK
— Hardware timer driven HWI
MG
— milli-g
IDT
— identify (XPDR)
FITS
— Flexible Image Transfer Specification
DMC
— Data Management Component
TGL
— Temporary Guidance Leaflet
GFLOPS
— Giga FLOPS
RGP
— Reduced gravity program
P
— (as a prefix:) prohibited airspace
IMO
— Instrument MOdel
HL
— Height Loss
RGA
— Reduced gravity airplane
HWI
— Hardware Interrupt
PSR
— power supply reset
RAF
— Raw Attitude history File
VA
— Maneuvering Speed
GSP
— Guest Scientist Program
LM
— Land and Marine
RT
— radiotelephony
RW
— ramp weight
DLS
— Dynamic Load Sensors experiment
PRD
— Periodic
RTS
— Random Telegraphic Signal
MAC
— Mid-Air Collision
SRP
— Solar Radiation Pressure
DGR
— Dangerous Goods Regulation
POI
— Phase-Ordered Information
MRO
— maintenance repair overhaul
WHR
— Weekly Health Report
TOWS
— take-off warning system
TOS
— Time of Sample
NIB
— Nominal is Better
R
— (as a prefix:) restricted airspace
SIAM
— Spacecraft Instrument Alignment Matrix
TSA
— Thermal Stabilization Assembly
RAA
— LFI Radiometer Array Assembly
SCS
— Sorption Cooler Subsystem
LHO
— live human organs
SEV
— Sun Earth Vector
CFR
— Certified Federal Regulations
PPL
— Pre-programmed Pointing List
CPV
— Calibration and Performance Verification
µG
— micro-g
PSU
— Personal Service Units
IF
— Intermediate Approach Fix
JSC
— Johnson Spaceflight Center
AFT
— Aircraft Financing & Trading
STG
— Satellite-to-ground
SEM
— Semaphore synchronization construct
PBR
— phase binned ring
DCE
— Dilution Cooler Electronics
CRC
— Cyclic Redundancy Codes
OD
— Operational Day
ROI
— Ring-Ordered Information
SIB
— Smaller is Best
SCC
— Sorption Cooler Compressor assembly
SGR
— Small Gap Recovery
ILS
— Instrument Line Shape
HK
— House Keeping
COP
— Commissioning Phase
LIB
— Larger is Best
OMT
— Ortho Module Transducer
FH
— Feed Horn
PAU
— Pre_Amplification Unit
GS
— groundspeed
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