ISMH
| Acronym | Definition |
|---|---|
| ISMH | International Society of Men's Health (Austria) |
| ISMH | Inventaire Supplémentaire des Monuments Historiques |
| ISMH | Intergemeentelijk Samenwerkingsorgaan Midden Holland (Dutch: Inter-Municipal Cooperation Agency Central Holland; Netherlands) |
| ISMH | International Society of Medical Hydrology and Climatology |
| ISMH | Indian System of Medicine and Homoeopathy (National Informatics Centre; India) |
| ISMH | International Symposium on Maritime Hydraulics (conference) |