CGNC
| Acronym | Definition |
|---|---|
| CGNC | Chicken Gene Nomenclature Committee |
| CGNC | Code Général de Normalisation Comptable (French: General Accounting Standards Code) |
| CGNC | Conifer Green Needle Complex |
| CGNC | Corporate Governance and Nominating Committee |
| CGNC | Cercle Généalogique de Nouvelle Calédonie (French: New Caledonia Genealogy Circle; New Caledonia) |
| CGNC | Connector Group Network Controller (Hekimian) |
| CGNC | Guidance, Navigation and Flight Control (Control Center position for US Space Shuttle Launch) |