AAD Area air defense
ADI Air defense interceptor
ADM Air defense missile
ADP Architecture design proposal
AMD Air and missile defense
AOA Angle of attack
BAT Battlespace assessment tool
BCW Body–canard–wing
BEAT Battlespace engineering assessment tool
BECO Booster engine cut-off
BMD Ballistic missile defense
BMP Battle management processor
BMS Battle management system
BT Body–tail
BWT Body–wing–tail
CCM Configuration control management
CDR Critical design review
CDS Central defense system
CFA Crossed-field amplifier
CLS Communication link system
CONOPS Concept of operations
CPI Coherent processing interval
CW Continuous wave
dB Decibel
dBsm dB square meter
DPO Defense penetration options
DPT Defense penetration technique
DRFM Digital RF memory
ECC Engagement control computer
ECEF Earth-centered earth-fixed
ECIC Earth-centered inertial Cartesian
ECM Electronic counter measures
ECS Engagement computer system
EM Electromagnetic
EO Electro-optical
ESFC Earth surface fixed Cartesian
EW Electronic warfare
FCS Fire-control system
FOS Family of systems
FOV Field of view
FSS Frequency selective surface
GHz Gigahertz
GIA Guidance integrated airframe
GIC Guidance integrated control
GIN Guidance integrated noise
GIT Guidance integrated target
GLONASS Global navigation satellite system
GPS Global positioning system
GNC Guidance, navigation, and control
HE Heading error
HEW High-energy weapon
IBW Instantaneous bandwidth
ID Identification
IFF Identification friend or foe
IPT Integrated product team
IR Infrared
IRU Inertial reference unit
ISR Intelligence, surveillance, and reconnaissance
kW Kilowatt
LAR Lifecycle assessment reviews
LCIC Launch-centered inertial cartesian
LLV Locally level vehicle
LNA Low noise amplifier
LOAL Lock-on after launch
LOBL Lock-on before launch
LOS Line of sight
LR Long range
m Meter
MHz Megahertz
μs Microsecond
MITL Man in the loop
MNS Mission needs statement
MOE Measure of effectiveness
MR Medium range
MRBM Medium-range ballistic missile
MTI Moving target indicator
MW Megawatt
NED North–east–down
OCR Operational capability review
ORE Oblate rotating earth
ORR Operational readiness review
PAC Patriot advanced capability
PD Pulse Doppler
PDR Preliminary design review
PIP Predicted-intercept-point
Pk Probability of kill
PN Proportional navigation
PRF Pulse repetition frequency
PSD Power spectral density
Pssk Probability of single-shot kill
RAM Radar-absorbing material
RCS radar cross section
RDR Retirement and disposal review
RF Radio frequency
RFP Request for proposal
S Shoot
SAR Semi-active radar
SCU Servo control unit
SDD System design documents
SE Systems engineering
SEMP Systems engineering management plan
SER Systems engineering review
SLS Shoot–Look–Shoot
S/N Signal-to-noise
SOS System of systems
SR Short range
SRBM Short-range ballistic missile
SRD Systems requirement document
SRR Systems requirements review
SS Shoot–Shoot
SSD Ship self defense
SSS Shoot–Shoot–Shoot
SST Sensor suite tools
STC Sensitivity time control
TDD Target detecting device
TGO Time to go
THL Terminal homing time
THT Terminal homing time
TLA Top-level architecture
TLR Top-level requirement
T/R Transmit/receive
TRR Test readiness review
TST Target system tools
TVC Thrust vector control
TVM Track via missile
TWT Traveling wave tube
VV&A Validation, verification, and accreditation
W Watt
WFG Waveform generator
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