air defense command

Air Force Air Defense Command

army air defense command

division army air defense command post

North American Air Defense Command

US Army Air Defense Command

forward area air defense command, control, communications and intelligence (FAAD C3I)

Air Defense Command Commendation Certificate

Air Mobility Command’s air assets

perimeter defense (all-around defense)

beach defense mine / beach-defense mine

aerospace defense command

command, control, communications, computers, cyber-defense, combat systems (C6)

command, control, computers, communications, cyber-defense (C5)

North American Aerospace Defense Command (NORAD)

harbor defense command post

aerial refueling / air refueling / in-flight refueling (IFR) / air-to-air refueling (AAR)

air combat capable helicopter / air-to-air capable helicopter

air support field pack, field pack air support, airborne / para (air support) / Pathfinder Bergen

air defense (AD)

Air defense and Airspace Management Directorate (NATO)

air defense area

air defense artillery (ADA)

air defense artillery battalion

air defense artillery system

air defense brigade

air defense commander (ADC)

air defense control center

air defense early warning

air defense emergency

air defense fire unit

air defense forces

air defense ground environment