| ACoA | anterior communicating artery |
|---|---|
| ACOM | American College of Occupational Medicine; anterior communicating [artery] |
| AComA | anterior communicating artery |
| AD | accident dispensary; acetate dialysis; active disease; acute dermatomyositis; addict, addiction; ade... |
| ADA | adenosine deaminase; American Dental Association; American Dermatological Association; American Diab... |