| Acronym | Definition |
|---|
| HMSC➣Hatfield Marine Science Center (Oregon State University) |
| HMSC➣Hitman Sniper Challenge (game) |
| HMSC➣Human Mesenchymal Stem Cell |
| HMSC➣High-Level Message Sequence Chart |
| HMSC➣Hughes Missile Systems Company |
| HMSC➣Human Marrow Stromal Cell |
| HMSC➣Human Movement Science (university courses) |
| HMSC➣Harris-Moran Seed Company |
| HMSC➣His Majesty's Sagbutts and Cornetts (UK) |
| HMSC➣Health Management System Collaborative (New Zealand) |
| HMSC➣Health & Medical Sciences Conference |
| HMSC➣Home Mobile Switching Center |