| Acronym | Definition |
|---|
| CNC | College of New Caledonia (Canada) |
| CNC | Command and Conquer |
| CNC | Computer Numerically Controlled |
| CNC | Cámara Nacional de Comercio (Spanish: National Chamber of Commerce; Bolivia and Chile) |
| CNC | Comisión Nacional de Comunicaciones (Argentina communications regulatory body) |
| CNC | Concentrator |
| CNC | Conseil National de la Comptabilité (France) |
| CNC | Confederación Nacional Campesina (Spanish: National Peasant Confederation, Mexico) |
| CNC | Commander in Chief |
| CNC | Clinical Nurse Consultant |
| CNC | Civil Nuclear Constabulary (UK) |
| CNC | Certified Nutritional Consultant |
| CNC | Configurable Network Computing |
| CNC | Computerized Numerically Controlled |
| Cnc | Carson-Newman College (Tennessee) |
| CNC | Cranial Neural Crest |
| CNC | Carney Complex |
| CNC | China Netcom Corporation |
| CNC | Cayuga Nature Center (Ithaca, NY) |
| CNC | Condensation Nuclei Counter |
| CNC | Crime and Narcotics Center (DCI) |
| CNC | Clinical Nurse Coordinator |
| CNC | Consensual Non-Consent |
| CNC | Commission Nationale de la Communication (French) |
| CNC | Canmore Nordic Centre (Alberta, Canada) |
| CNC | Congreso Nacional de Canarias (National Congress of the Canary Islands; separatist group) |
| CNC | Complex Number Calculator |
| CNC | Committee of National Coordinators (GUAM economic cooperative group) |
| CNC | Communications Network Control |
| CNC | Currently Not Collectable |
| CNC | Central Nacional Campesina (Spanish: National Farmer Center) |
| CNC | Computer Numeric Code |
| CNC | Collaborative Networked Communication |
| CNC | Central Navigation Computer |
| CNC | Community Nutrition Center (Bangladesh) |
| CNC | Chin National Council (Burma) |
| CNC | Counter-Narcotics Center (CIA) |
| CNC | Clearnet Communications, Inc. (Canada) |
| CNC | Cambodian Network Council |
| CNC | Constitutionalists' Networking Center |
| CNC | Change Notice Code |
| CNC | Council for Nursing Centers |
| CNC | Chicken Noodle Coalition |
| CNC | Communication and Network Consulting AG (Munich) |
| CNC | Carrots and Cheese (web comic) |
| CNC | Comité National Canadien de la Classification TNM ( French: Canadian National Classification Committee) |
| CNC | Common Names Committee (Western Forest Insect Work Conference) |
| CNC | Customer Network Controller |
| CNC | Centralized Network Configuration |
| CNC | Central Numerical Control |
| CNC | Coalition Netops Center |
| CNC | Closed, Non-Collectable |
| CNC | Concerned Citizen Party |
| CNC | Carolina Nanocenter (University of South Carolina) |
| CNC | Critical National Capability |
| CNC | Camden National Corporation (Maine) |
| CNC | Confédération Nationale de la Construction (French: National Confederation of Construction; Belgium) |
| CNC | Comité National de la Conchyliculture (French: National Shellfish Committee) |
| CNC | Comprehensive Neuroscience Center (various locations) |
| CNC | Confédération Nationale des Cadres (French: National Confederation of Executives; Belgium) |
| CNC | Cadet Nurse Corps (American World War II program) |
| CNC | Compagnie Nouvelle des Conteneurs (French transport company) |
| CNC | Club Nautique de Chartrettes (French water sports club) |
| CNC | Centre de Neuroscience Cognitives (French: Cognitive Neuroscience Center) |
| CNC | Covenant Not to Compete |
| CNC | Club Nautique Castelbriantais (French water sports club) |
| CNC | Cercle Nautique Calédonien (French: Caledonian Nautical Circle; New Caledonia) |
| CNC | Chimpan News Channel (Japan) |
| CNC | Centre National du Cinéma et de l'Image Animée (French cinematography center) |
| CNC | Conseil National de la Chirurgie (French: National Board of Surgery) |
| CNC | Conseil National de la Consommation (French: National Consumer Council; est. 1983) |
| CNC | Coffee and Chat (various organizations) |
| CNC | Copy Number Change |
| CNC | Computer Network Consultants (various locations) |