| Acronym | Definition |
|---|
| JMAS➣Japan Mine Action Service (est. 2001; landmine removal) |
| JMAS➣Joint Manpower Automation System (US DoD) |
| JMAS➣Journal of Modern African Studies (Cambridge University Press) |
| JMAS➣Junta Municipal de Aguas y Saneamiento |
| JMAS➣Joint Mission Application Software |
| JMAS➣Joint Mission Application Systems |