B
- B-CDA
- B-RNAV
- B (1)
- B (2)
- B2B
- B2B2C
- B2C
- BA(1)
- BA(2)
- BAC
- back course
- back course marker
- BAE
- BAF
- bag valve mask
- baggage handling system
- baggage tag issuer code
- baggage tracing
- BAGTRAC
- balance arm
- balanced field length
- bank fog
- BAP
- BARO-VNAV
- barometric vertical navigation
- BAS
- BASA
- BASE
- base de dados cartográficos do aeródromo
- basic area navigation
- basic aviation training device
- basic continuous descent approach
- basic empty weight
- basic flight data acquisition system
- basic operating weight
- BASIS
- BATD
- BATH
- BC
- BCFG
- BCM
- BCST
- BCWP
- BCWS
- BDC
- BDRY
- beacon
- bearing
- before
- before first flight
- between
- BEW
- beyond visual line-of-sight
- beyond visual line of sight
- BFDAS
- BFF
- BFF check
- BFL
- BFR
- BG
- BHP
- BHS
- BI
- BIAC
- bilateral aviation safety agreement
- billing and settlement plan
- BIM (1)
- BIM(2)
- BIS
- BITE
- BKN
- BL
- blade inspection method
- blade inspection system
- BLDG
- bleed-air failure
- blended wing body
- BLES
- BLG
- blowing
- BMEP
- BNFL
- board of governors
- body landing gear
- BOOT
- BOT
- bottom dead center
- boundary
- BOW
- BR
- brake horsepower
- brake life extension system
- brake mean effective pressure
- brake temperature monitoring system
- brakes release point
- braking action
- bravo
- breaking
- BRF
- BRG
- BRITE
- british airways safety information system
- british nuclear fuels limited
- British thermal unit
- BRKG
- BRNAV
- broadcast
- broken
- BRP
- BSIAP
- BSP
- BSRAP
- BTAA
- BTIC
- BTN
- BTU
- budgeted cost of work performed
- budgeted cost of work scheduled
- build, operate and transfer
- build, own, operate and transfer
- building
- building information modeling
- built-in test equipment
- business-to-business
- business-to-business-to-consumer
- business-to-consumer
- BVLOS
- BVM
- BWB