| Ad | adenovirus; adrenal; anisotropic disk |
|---|---|
| ADV | adenovirus; adventitia; Aleutian disease virus; Aujeszky disease virus |
| Adv | adenovirus |
| DAV | data valid; Disabled American Veterans; duck adenovirus |
| FAV | facio-auriculovertebral [sequence]; feline ataxia virus; floppy aortic valve; fowl adenovirus |