ISMAC
| Acronym | Definition |
|---|---|
| ISMAC | Istituto per lo Studio delle Macromolecole (Italian) |
| ISMAC | Investigative Strategies for Missing and Abducted Children (law enforcement course) |
| ISMAC | International Swordfighting and Martial Arts Convention (Lansing, MI) |
| ISMAC | Israel-Syria Mixed Armistice Commission |