| Acronym | Definition |
|---|
| ACEG | African Centre for Economic Growth |
| ACEG | Americans for a Clean Energy Grid (coalition) |
| ACEG | All Cows Eat Grass (mnemonic for bass clef spaces) |
| ACEG | Association for Counselors and Educators in Government |
| ACEG | Associação Cultural e Educacional de Garça (Sao Paulo, Brazil) |
| ACEG | l'Association Canadienne des Entreprises de Geomatique (Geomatics Industry Association of Canada) |
| ACEG | Amazing Colossal Episode Guide (Mystery Science Theater 3000) |
| ACEG | Alternating Current Equipment Ground |
| ACEG | All Cars Eat Gas (mnemonic for bass clef spaces) |
| ACEG | Asociación Cultural y Educacional Guatemalteca (Guatemalan Educational and Cultural Association) |
| ACEG | Aegis Common Equipment Group |
| ACEG | The Association of Careers Education & Guidance |