| Acronym | Definition |
|---|
| GNC➣General Nutrition Centers |
| GNC➣Gas Natural Comprimido (Argentina) |
| GNC➣Geek News Central (technology news) |
| GNC➣General Nutrition Corporation (various locations) |
| GNC➣Guidance, Navigation, and Control |
| GNC➣Greg Norman Collection (golf) |
| GNC➣Gender Non-Conforming |
| GNC➣Gaz Naturel Carburant (French: Natural Gas Fuel) |
| GNC➣General Nutrition Companies (nutritional supplements) |
| GNC➣Grand National Championship (ATV racing) |
| GNC➣Ghana National Council (Chicago, IL) |
| GNC➣Globally Networked Customs (World Customs Organization) |
| GNC➣Governance and Nominating Committee (corporate governance) |
| GNC➣Good News Club (Child Evangelism Fellowship) |
| GNC➣Global Navigation Chart |
| GNC➣Gobierno Nacional Central (Colombia) |
| GNC➣Gram Negative Cocci (bacteria) |
| GNC➣Greenburgh Nature Center (Scarsdale, New York) |
| GNC➣Graduated Non-Convexity (image processing algorithm) |
| GNC➣Green National Committee |
| GNC➣Greater Newark Conservancy |
| GNC➣Getting Needed Care (health scale) |
| GNC➣Guidance and Navigation Computer |
| GNC➣GMFSC Network Controller |
| GNC➣GMF Network Controller |
| GNC➣Gaz Non Conventionnels (French: Unconventional Gas) |
| GNC➣Groupement National Carpe (French: National Carpe Group; fishing association) |
| GNC➣General Navigation Compute |
| GNC➣Graph-Node Coloring |
| GNC➣Generalized Nyquist Criterion |
| GNC➣Geriatric Nurse Certified (healthcare) |