| Acronym | Meaning |
| ANT | Antenna |
| ANT | AAN (Army After Next) Net Technology |
| ANT | Abstract of New Technology |
| ANT | Advanced Nuclear Technology (various locations) |
| ANT | Aids to Navigation Team |
| ANT | Airspace and Navigation Team |
| ANT | Antigua (ETR) |
| ANT | Autonomous Negotiating Team |
| ANT | Netherlands Antilles (ISO Country code) |