NEC Corporation, a transnational corporation erst called Nippon Electric Co., Ltd. NEC Nijmegen, a football club from either Nijmegen, A Netherlands National Economic Council, in the Executive Office of the America President National Electric Code, a Usa standard in electrical wiring & equipment National Electrostatics Corporation, a manufacturer of particle accelerators National Emission Ceiling, part of an EU directive on air pollution Network Enabled Capability, a UK military doctrine National Engineering College in Tamil Nadu, India National Executive Committee of the UK Labour Party National Exhibition Centre in Birmingham, UK Necrotizing enterocolitis, a medical problem unremarkably affecting premature infants New England Conservatory of Music, a music school Northeast Corridor, a railway line on the east coast of the United States Numerical Electromagnetics Code, a programme utilized to simulate antennas