| Acronym | Definition |
|---|
| GCNC➣Garden Club of North Carolina, Inc. (Raleigh, NC) |
| GCNC➣Génie Civil Nord Caraïbe (French: North Caribbean Engineering) |
| GCNC➣Golden Crescent Nature Club (Texas) |
| GCNC➣Groupe Compétition de la Noble Contrée (French: Competition Group Noble Opposed; Switzerland) |
| GCNC➣Global Change National Committee (National University of Mongolia) |