| Acronym | Definition |
|---|
| IACM➣International Association for Cannabis as Medicine |
| IACM➣International Association for Computational Mechanics |
| IACM➣International Association of Color Manufacturers (Washington, DC) |
| IACM➣Idle Air Control Motor |
| IACM➣Industry Advisory Committee Meeting |
| IACM➣Instituto de Aviação Civil de Moçambique (Portuguese: Institute of Civil Aviation of Mozambique) |
| IACM➣Inter-Action Complexity Metric |
| IACM➣Internal Access Control Mechanism |