| Acronym | Definition |
|---|
| GEMM➣General Matrix-Matrix |
| GEMM➣Global Electronic Music Marketplace (website) |
| GEMM➣Gilt-Edged Market Makers (bank) |
| GEMM➣Granulocyte-Erythrocyte-Macrophage-Megakaryocyte |
| GEMM➣Greater Excellence in Management and Maintenance (South Coast Apartment Association) |
| GEMM➣Global E-Commerce Mega Marketplace (online superstore) |
| GEMM➣Ground Electronics Maintenance Manager |