| GCC |
Global Communications Commission |
| GCCB |
Ground Systems Configuration Control Board |
| GCCB |
Guthrie County Conservation Board |
| GCCC |
Ground Control Computer Center |
| GCCD |
Grafton County Conservation District |
| GCCD |
Guidance and Control Concept Demonstrator |
| GCCE |
Graduate Certificate in Counselor Education |
| GCCE |
Global Climate Change Education |
| GCCEP |
Global Climate Change Education Project |
| GCCS |
Geostationary Communication and Control Segment |
| GCDC |
Ground Checkout Display and Control |
| GCDCS |
Ground Checkout Display and Control System |
| GCDIS |
Global Change Data and Information System |
| GCE |
Graduate Certificate of Education |
| GCE |
Ground Checkout Equipment |
| GCES |
General Crop Estimation Survey |
| GCF |
Greatest Common Factor |
| GCF |
Ground Communications Facility |
| GCFD |
Glynn County Fire Department |
| GCH |
Global Change Climate and History |
| GCHX |
Ground Cooling Heat Exchanger |
| GCI |
Ground Controlled Interception |
| GCI |
Gibson County Illustrated |
| GCIL |
Ground Control Interface Logic |
| GCIL |
Ground Command Interface Logic |
| GCILC |
Ground Command Interface Logic Controller |
| GCILU |
Ground Control Interface Logic Unit |
| GCL |
Ground Coolant Loop |
| GCL |
Ground Control Landing |
| GCM |
Greatest Common Multiple |
| GCM |
General Clearing Member |
| GCM |
General Circulation Model |
| GCMD |
Global Change Master Directory |
| GCN |
Ground Control Network |
| GCN |
Ground Communications Network |
| GCNST |
Granular Cell Nerve Sheath Tumor |
| GCOP |
Glucocorticoid-induced Osteoporosis |
| GCOS |
Ground Computer Operating System |
| GCOS |
General Computer Operational System |
| GCOS |
Global Climate Observing System |
| GCR |
Guidance Cutoff Signal |
| GCR |
Ground Communications System |
| GCR |
Ground Controlled Radar |
| GCR |
Galactic Cosmic Ray |
| GCRIO |
Global Change Research Information Office |
| GCS |
Glasgow Coma Scale |
| GCSE |
General Certificate of Secondary Education |
| GCT |
Germ Cell Tumour |
| GCT |
Giant Cell Tumour Context: bone tumours |
| GCTE |
Graduate Certificate in Tertiary Education |