AC3
| Acronym | Definition |
|---|---|
| AC3 | Assassin's Creed 3 (gaming) |
| AC3 | Advanced Cluster Computer Consortium |
| AC3 | Audio Coding Three |
| AC3 | Armored Core 3 (video game) |
| AC3 | Ace Combat 3 (game) |
| AC3 | Audio Compression - 3 |
| AC3 | Armor Captains Career Course |
| AC3 | Air Controlman Third Class (US Navy Rating) |
| AC3 | Access Category 3 (highest access priority) |