| Acronym | Definition |
|---|
| AACE | Association for the Advancement of Computing in Education |
| AACE | American Association of Clinical Endocrinologists |
| AACE | American Association of Cost Engineers |
| AACE | Association for the Advancement of Cost Engineering (formerly American Association of Cost Engineers) |
| AACE | American Association of Cat Enthusiasts |
| AACE | American Association of Code Enforcement |
| AACE | American Association for Cancer Education |
| AACE | Association for Assessment in Counseling and Education |
| AACE | Alliance Aviation Center of Excellence (Alliance Airport; Texas) |
| AACE | Attitude and Antenna Control Electronics |
| AACE | American Academic and Cultural Exchange |
| AACE | Aircraft Alerting Communications EMP (Upgrade) |
| AACE | American Association of Coastal Engineers |
| AACE | All Animals Created Equal (Florida) |