| Acronym | Definition |
|---|
| ATMP | Ascend Tunnel Management Protocol |
| ATMP | Air Temperature |
| ATMP | Alternatives to Marriage Project |
| ATMP | Amino Trimethylene Phosphonic Acid |
| ATMP | Advances in Theoretical and Mathematical Physics |
| ATMP | Advanced Therapy Medicinal Products |
| ATMP | All Things Must Pass |
| ATMP | Air Target Materials Program |
| ATMP | Advanced Thermal Moisture Protection |
| ATMP | All Terrain Mobility Platform (various armed forces) |
| ATMP | Annals of Tropical Medicine and Parasitology (journal) |
| ATMP | Automated Training Management Program (USACE) |
| ATMP | Amicale Traction Marais Poitevin (French car club) |
| ATMP | Ascend Tunneling Management Protocol (virtual private networking protocol; Ascend) |
| ATMP | Advanced Technology and Management Programs |
| ATMP | Air Tour Management Planning (National Park Service) |
| ATMP | After Tax Monthly Payment |