| Acronym | Definition |
|---|
| GCIA➣GIAC Certified Intrusion Analyst (SANS Institute) |
| GCIA➣Georgia Collision Industry Association (Marietta, GA) |
| GCIA➣Gentilly Civic Improvement Association (Louisiana) |
| GCIA➣Georgia Crop Improvement Association |
| GCIA➣Global Christian Internet Alliance |
| GCIA➣Greater China Importers Association (est. 1997; China, Taiwan, Hong Kong) |
| GCIA➣Genius Cats Intelligence Agency (humor) |