NC
- Cognizable offence
- Creative Commons NonCommercial license
- Curtiss NC
- Effective number of codons
- Isocyanide
- Mazda MX-5 (NC)
- Motion Picture Association of America film rating system
- NC (complexity)
- NC-4
- NCS (disambiguation)
- NCsoft
- Naga Chaitanya
- Naming Context
- Naming convention
- Nasal cannula
- Nasal chondrocytes
- Nathan Connolly
- National Certificate
- National Coalition for Syrian Revolutionary and Opposition Forces
- National Jet Systems
- National Radio Company
- National coarse
- Nehru Centre
- Nepali Congress
- Nepali Congress (Democratic)
- Nepali Congress (Rastrabadi)
- Netcat
- Network Computer
- Neural crest
- Neutral current
- New Caledonia
- New Canaan
- New Centre
- New Continent School
- Newtownards Chronicle
- No comment
- No contest (combat sports)
- Noise curve
- Nonconformity (quality)
- Normally closed
- North Carolina
- Northern Air Cargo
- Northern Cyprus
- Norton Commander
- Nostalgia Critic
- Not connected
- Noun class
- Nuclear chemistry
- Numerical control
- PernMUSH
- PlanetSide
- The Centrists