Acquisition Decision Memorandum 
Advanced Development Model 
Architecture Development Method 
Arrow Diagramming Method 
Adaptive Delta Modulation 
Atomic Demolition Munition 
Add and Drop Multiplexer 
Admiral 
Air Data Module 
Asynchronous Disconnect Mode 
Academy of Dental Materials 
Active Device Mount 
Activity Data Method 
Add/Drop Multiplexer 
Add/Drop Multiplexing 
Add-Drop Multiplexor 
Additional Dealer Markup 
administration 
ADMinistrative department 
Administrative Message 
administrator 
admission 
Admit 
adrenomedullin 
adriamycin 
Advanced Data Management 
Advanced Diabetes Management 
Aeronautical Decision Making 
Ambulatory Data Module 
Angular Distribution Model