89 ADD definitions

Attention Deficit Disorder 
Administration on Developmental Disabilities 
Authorization Delegation Discovery 
addition 
Address 
Architectural Design Document 
average daily dose 
Adapter Device Driver 
Architecture Description Document 
AC DISCONTINUED 
Addendum 
Architectural Definition Document 
Acceptable Daily Dose 
Additional 
adduction 
Advanced Dungeons & Dragons 
Aerospace Digital Development 
Agency for Defense Development 
AGP Digital Display 
Agricultural Development Division 
Air Defense District 
Antarctic Digital Database 
Architecture Design Document 
Assistant District Director 
Attention deficit disorders 
Auditory Discrimination in Depth 
Automatic Document Detection 
Automatic Document Distribution 
Autonomous Dynamics Determination 
Acceptable Defer Defect 
Acceptable Deferred Defects 
Acoustic Deterrent Device 
Acoustic Drop Detect 
Action on Disability and Development 
acute diarrheal disease 
ADD without carry 
addatur 
Addenda 
addiction 
Additive