| Acronym | Definition |
|---|
| GRSC➣Grand River Sailing Club (Grand River, OH) |
| GRSC➣Graduate of the Royal Society of Chemistry (UK) |
| GRSC➣Grievance Redress and Settlement Committee |
| GRSC➣Gravel, Silt and Clay (lithological term) |
| GRSC➣GABAA (Gamma-Amino Butyric Acid-A) Receptor Supramolecular Complex |
| GRSC➣Global Resource Systems Corporation (Florida) |