This online glossary provides a comprehensive list of all major aviation abbreviations.
BALPA |
British Air Line Pilots Association |
BAP |
bank angle protection |
BARO |
barometric |
BAT |
battery |
BCDS |
bite centralised data system |
BCL |
battery charge limiter |
BIT |
built-in test |
BITE |
built-in test equipment |
BIU |
bite interface unit |
BFE |
buyer furnished equipment |
BMC |
bleed air monitoring computer |
BMM |
boarding music machine |
BMV |
brake metering valve |
BNR |
binary |
BPCU |
bus power control unit |
BRG |
bearing |
BRK |
brake |
BRT |
bright |
BSCU |
brake system control unit |
BSU |
beam steering unit |
BSU |
bypass switch unit |
BTB |
bus tie breaker |
BTC |
bus tie contactor |
BTL |
bottle |
BTMU |
brake temperature monitoring unit |
BU |
back-up |
C |
Celsius |
CACP |
cabin area control panel |
CAH |
cabin attendant headset |
CAPT |
captain |
CAS |
calibrated airspeed |
CB |
circuit breaker |
CBMS |
circuit breaker monitoring system |
CBT |
computer based training |
CCB |
converter circuit breaker |
CCD |
cursor control device |
CCR |
credit card reader |
CDG |
configuration database generator |
CDL |
configuration deviation list |
CDU |
control display unit |
CFDIU |
centralised fault data interface unit |
CFDS |
centralised fault display system |
CFS |
cabin file server |
CG |
centre of gravity |
CHG |
charge |
CHG |
change |
CHIS |
centre hydraulic isolation system |
CI |
cabin interphone |
CIDS |
cabin intercommunication data system |
C/L |
checklist |
CLB |
climb |
CLR |
clear |
CMCF |
central maintenance computing function |
CMCS |
central maintenance computing system |
CMD |
command |
CMS |
cabin management system |
Comm |
communication |
COMP |
compressor |
CON |
continuous |
CONT |
continuous |
CPC |
cabin pressure controller |
CPCU |
cabin pressure controller unit |
CPM |
core pressure module |
cprsr |
compressor |
CPS |
cabin pressure sensor |
CRC |
continuous repetitive chime |
CRG |
cargo |
CRS |
course |
CRZ |
cruise |
CRT |
cathode ray tube |
CSC |
cargo system controller |
CSCP |
cabin system control panel |
CSCU |
cargo smoke control unit |
CSD |
constant speed drive |
CSDS |
cargo smoke detection system |
CSM/G |
constant speed motor/generator |
CSMU |
cabin system management unit |
CTA |
control area |
CTAI |
cowl thermal anti-icing |
CTC |
cabin temperature controller |
CTU |
cabin telecommunications unit |
CVR |
cockpit voice recorder |