ADC: Air Data Computer
ADC: Air Defence Centre
ADC: Air Defense Coordinator
ADC: Air Direction Center
ADC: Assistant Division Commander
ADCAP: Advanced Capability
ADCC: Air Defence Cadet Corps
ADCC: Air Defense Command Center
ADCCP: Advanced Data Communications Control Procedures
ADCOM: Administrative Command
ADCOM: Aerospace Defense Command

ADCON: administrative control
ADCS: Air Defence Cooperation Squadron
ADCS: Australian Defence Canteens Service
ADCSOPS: Assistant Deputy Chief of Staff for Operations and Plans
ADD: Air Defense District
ADD: Assistant Deputy Director
ADDIS: Advanced Deployable Digital Imagery System
ADDISS: Advanced Deployable Digital Imagery Support System
ADDO: Associate Deputy Director of Operations
ADDS: Army Data Distribution System
ADDU: Additional Duty
ADE: Aerial Delivery Equipment
ADE: Audio Deception Emitter
ADEA: Army Development and Employment Agency
ADEM: Air Defences Eastern Mediterranean
ADEME: Assistant Director Electrical Mechanical Engineers
ADEW: Airborne Directed Energy Weapons
ADF: Aircraft Delivery Flight
ADF: Australian Defence Force
ADF: Automatic Direction Finding
ADFH: Air Deployable Forward Headquarters
ADG: Deperming Ship
ADGB: Air Defence of Great Britain
ADGE: Air Defence Ground Environment
ADH: Australian Dermatological Hospital
ADI: Air Defense Initiative
ADIC: Aerospace Defense Intelligence Center
ADIEC: Army Deployable Imagery Exploitation Capability
ADIO: Additional Duty Intelligence Officer