| Acronym | Definition |
|---|
| JSAC➣Japan Society for Analytical Chemistry |
| JSAC➣Journal of Selected Areas in Communications (IEEE) |
| JSAC➣Jordan Student Academic Center (Gallaudet University; Washington, DC) |
| JSAC➣Joint Strike Analysis Center (US DoD) |
| JSAC➣Joint Strike Analysis Cell (US DoD) |
| JSAC➣Joint State Area Command |
| JSAC➣Joint Strategic Assessment Committee |
| JSAC➣Jaffna Social Action Centre (Sri Lanka) |
| JSAC➣Joint Safety Advisory Committee (universities; UK) |
| JSAC➣Job Similation Assessment Centre |
| JSAC➣Joint Systems Acquisition Council |