D
D&O
D/A
D/DT
D/LNA
DA
DABS
dac
DADC
DADS
daN
DAP
DAPs
DAR
DARC
DARO
DARP
DARPA
DART
DAS
DATA LINK
DATA REDUCTION
D-ATIS
DAU
DB
dB
dB/m˛
DBA
dBA
dBc
Dbi
DBI
dBm
DBMX
DBS
DBT
DBU
dBW
dBZ
DC
DCA
DCAS
DCB
DCD
DCD-1
dcdr
DCE
DCGF
Dcl
DCL
DCMF
DCMS
DCN
DCP
DCS
DCTC
DCU
DCV
DCXO
DD
DD-1
DDA
DDD
DDI
DDIB
DDM
DDP
DDPM
DDR
DDS
DDT
DDTC
DDU
DE
dead reckoning
DEB
DEC
DECCA
DECELERATION
Decimal
DECISION HEIGHT (DH)
Decu
DED
ded
DEEP SPACE NET
DEEP SPACE PROBES
DEEPENING
DEFDARS
DEFL
DEG
DEL
DEL P
DEL T5
DELAY ELEMENT
dele
DELETE
DELRTH
Demand Mode
Demist
demod
DE-MUX
DENSITY
DEOS
DEP
DEPARTURE CONTROL
DEPRESSION
DER
Derregulation
DES
DESCR
Desensitization
DEST
DESTRUCT
DET
DEV
devn
DEW
DEW POINT
DF
DFA
DFCS
DFD
DFDAF
DFDAMU
DFDAU
DFDR
DFDU
DFIDU
DFIU
DFS
DFU
DG
DGA
DGAC
DGC
DGFT
DGN
DGNSS
DGPS
DGRAD
DH
DHCP
DI
DIA
DIAGS
DIB
DID
DI-EGME
DIGITAL COMPUTER
DIGTL DISC
DIM
DIP
DIPLEXER
DIR
DIR/INTC
Direct Flight
Directed Mode
DIS
DISAG
disc
DISCH
DISCONTINUITY
DISCR
DISCRETE FREQUENCY
DISCRETES
DISH
DISK
DISL
DISN
DISP
Dispatcher
DISPLAY
DIST
DISTANCE MEASURING EQUIPMENT (DME)
distr
DITS
DIURNAL
DIVERGENCE
DL
DL/MSU
DLA
DLAP
DLB
DLC
DLCI
DLE
DLGF
DLI
DLK
DLL
DLM
DLME
DLODS
DLP
DLS
DLSP
DLT
DLU
dly
DM
DMA
DMC
DME
DME FIX
DME Search
DME SEPARATION
DME/N
DME/P
DMF
DMG
DMI
DMIR
DMM
DMN
DMS
DMU
dn
DNLK
DO
DO-160
DO-178
DOA
DOC
DOCKING
DOCSIS
DOD
DOI
DOLDRUMS
DOORS
Doppler Effect
DOPPLER SHIFT
DOS
DOSIMETER
DOT
DOTS
DOVAP
DOW
Downlink
DP
DPAT
DPCU
dpi
DPP
DPR
DPRT
DPSK
DPT
DPU
DQG
DR
DRAM
DRER
Drift Angle
DRIZZLE
DRN
DROGUE PARACHUTE
D-ROT
DRY BULB
DS
DSAD
DSARC
DSB
DSDU
DSF
DSK
DSM
DSP
DSPDRV
dspl
DSPY
DSR
DSS
DSSS
DST
DSU
DSU-D2
DT & E
DTB
DTC
DTD
DTE
DTG
DTK
DTL
DTM
DTMF
DTO
DTOS
DTPDU
DTR
DTRE
DTRO
DTS
DTU
DU
Dual Mode DME
DUAT
DUMP
Duplex
DUPLEXER
DVD
DVDR
DVF
DVI
DVM
DVOM
DVR
DWAN
dwg
Dwp
DX
DY
Dynamic Pressure
Dynamic RAM
DZH
DZL