GCIR
| Acronym | Definition |
|---|---|
| GCIR | Grantmakers Concerned with Immigrnats and Refugees (Sebastopol, CA) |
| GCIR | Groupe Consultatif sur l'Intégrité de la Recherche (French: Consultative Group on Research Integrity; Canada) |
| GCIR | Greenwood Commercial Investment Realtors (Syracuse, NY) |
| GCIR | Ground Control Intercept Radar |