| Acronym | Definition |
|---|
| IHMS➣International Hotel Management School (American Hospitality Academy) |
| IHMS➣Iron Horse Middle School (San Ramon, CA) |
| IHMS➣Integrated Health Management System (various organizations) |
| IHMS➣Immaculate Heart of Mary Seminary (Philippines) |
| IHMS➣Internet Health Monitoring System (Malta Communications Authority) |
| IHMS➣Intelligent Human-Machine Systems Laboratory (College of Engineering; Northeastern Univeristy; Boston, MA) |