| Acronym | Definition |
|---|
| GLA | Greater London Authority |
| GLA | Gamma Linolenic Acid |
| GLA | Gross Leasable Area |
| GLA | Guide to Literary Agents (Writer's Digest book) |
| GLA | Greater Los Angeles |
| GLA | Global License Agreement |
| GLA | Good Luck All |
| GLA | Global Liberation Army (gaming) |
| GLA | Gay Lesbian Alliance (various locations) |
| GLA | Gross Living Area (real estate) |
| GLA | Gross Lettable Area |
| GLA | Grenade Launcher (Australia) |
| GLA | Great Lakes Avengers (Marvel Comics) |
| GLA | Group Living Arrangement (various locations) |
| GLA | Georgia Library Association |
| GLA | Generic Log Adapter |
| GLA | Gaslight Anthem (New Brunswick, NJ band) |
| GLA | General Ledger Account |
| GLA | Generalized Lloyd Algorithm |
| GLA | Graph Layout Algorithm |
| GLA | Gradual Learning Algorithm (linguistics) |
| GLA | Goddard Laboratory for Atmospheres |
| GLA | Great Lakes Area |
| GLA | Great Lakes Aquarium |
| GLA | Greatest Living American |
| GLA | Great Lakes Academy (private school; Plano, TX) |
| GLA | Glasgow, Scotland, United Kingdom - Glasgow Scotland (Airport Code) |
| GLA | Graduate Laboratory Assistant (various schools) |
| GLA | Gust Load Alleviation (aviation) |
| GLA | Grand Larceny Auto |
| GLA | Glucose Lowering Agent |
| GLA | Ghana Library Association (est. 1962) |
| GLA | Global Label Allocation |
| GLA | Gaming Liberation Army (gaming) |