English abbreviations from gcu to gdahc
- GCU (Generator control unit)
- GCUC (Garden City University College)
- GCV (Generalized Cross Validation)
- GCVS ((catalog) the General Catalog of Variable Stars)
- GCW (Gross Combat Weight)
- GCWA (Gulf Coast Wakeboard Association)
- GCWW (Gilda's Club WorldWide)
- GCY (Greeneville-Greene County Municipal Airport)
- GCZ (Grasshopper Club Zurich)
- GD (General Dynamics)
- GDA (Gounda Airport)
- GDAF (Guide Dogs of America Foundation)
- GDAHC (Greater Detroit Area Health Council)
