single defense space

single-seat / single seat

air/space defense missile

missile and space defense forces

space defense

Antimissile and Space Defense Agency

perimeter defense (all-around defense)

beach defense mine / beach-defense mine

air and space doctrine (section of military doctrine)

Allied Joint Doctrine for Air and Space Operations (AJP-3.3)

battle space

cargo space

dead space

discriminating a single target

double bottom space

machinery space

military space research

missile and space intelligence

move in single/in Indian file

National Aeronautics and Space Administration (NASA)

national air space

single combat

single concertina fence

Single Fuel Concept (SFC)

Single Fuel Policy (SFP)

single seat aircraft

single service exercise

single shot grenade launcher

single shots

single strand fence

single-action revolver

single-channel ground and airborne radio system (SINCGARS) radio

single-engine aircraft