| Abbreviation | Definition |
|---|---|
| GAS | áÐåÐà×ÕÔÚÝá ÛÔêÜØÔàÔÑÐ×Ð ÐÙÐÓÔÛØÐ |
| GAS | Georgia Academy of Science |
| GAS | Georgian Academy of Sciences |
| GAS | Sak'art'velos Mec'nierebat'a Akademia |
| GASI | Global Awareness Society International |
| GASI | Group Analytic Society International |
| GATAM | Gesellschaft Aerosolforschung Tagung ueber Aerosole naturwissenschaft Medizin (in German) Society aerosol research conference about aerosols natural science medicine |
| GBAS | Green Bay Aquarium Society |
| GBCS | General Board of Church and Society |
| GBCS | General Board of Church Society |
| GBM | Gesellschaft fr Biochemie und Molekularbiologie |
| GBM | Gesellschaft für Biochemie und Molekularbiologie |
| GBM | Society for Biochemistry and Molecular Biology |
| GBPS | Great Britain Philatelic Society |
| GBRS | Great Britain Russia Society |
| GBS | Global Business and Society |
| GCAE | European Actuarial Consultative Group |
| GCAE | Groupe Consultatif Actuariel Européen |
| GCAE | Groupe Consultatif Actuariel Europen |
| GCAS | Gold Coast Aquarium Society |