| Acronym | Definition |
|---|
| NHSG➣Non-High School Graduate(s) |
| NHSG➣National Health Statistics Group |
| NHSG➣New Home Stakeholder Group (Fort Collins, Colorado) |
| NHSG➣Non-Hydrolytic Sol-Gel |
| NHSG➣New Hampshire Sea Grant |
| NHSG➣Natural History Society of Glasgow |
| NHSG➣Network Hardware Support Group |
| NHSG➣New Hampshire Seacoast Greenway (trail) |
| NHSG➣New Hampshire Stable Guide |
| NHSG➣Non-Honoring of a Sovereign Guarantee |
| NHSG➣Normal Human Serum Gamma-globulin |
| NHSG➣New Hampshire Society of Genealogists |
| NHSG➣Native History Studies Group (Canada) |
| NHSG➣New Hampshire State Guard |
| NHSG➣New Hope Support Group |
| NHSG➣New Hampshire Ski Group |
| NHSG➣Natural Hygiene Support Group |