| Acronym | Definition |
|---|
| GAMMA | Greeks Advocating Mature Management of Alcohol |
| GAMMA | Genoa Active Message MAchine |
| GAMMA | Geometric Algorithms for Modeling, Motion and Animation |
| GAMMA | General Approach to Magnetic resonance Mathematical Analysis |
| GAMMA | Génération Automatique de Maillages et Méthodes d'Adaptation |
| GAMMA | Groupement Automobile Monégasque de Mécanique Avancée |
| GAMMA | Gay and Married Men Association |
| GAMMA | Guide Star Astrometric Measuring Machine |
| GAMMA | Georgia Model Missile Association |
| GAMMA | Guinea, Angola, Mozambique Medical Action |
| GAMMA | Graphic Art and Multimedia Artists |