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