(i) Nanotechnology, Biotechnology, Information Technology, Cognitive Science nbl – (s) Southern Ndebele language (ISO 639-2 code) NBL – (a) National Basketball League (Australia) NBT – (p) Nitroblue tetrazolium (assay) NC nC – (s) Nanocoulomb NC (i) Network Computer (s) New Caledonia (ISO 3166 digram) (i) Node Center Nonconsensual Normally Closed (s) North Carolina (postal symbol) NCA – (i) National Command Authority NC3A or NC3A – (i) NATO Consultation, Command and Control Agency NCAA – (i) National Collegiate Athletic Association ("NC double A") NCAR – (i) U.S. National Center for Atmospheric Research NCB – (i) National Codification Bureau NCCAM – (i) U.S. National Center for Complementary and Alternative Medicine NCCUSL – (i) National Conference of Commissioners on Uniform State Laws (U.S.) NCDDR – (i) U.S. National Center for the Dissemination of Disability Research NCES (i) U.S. National Center for Education Statistics Net-Centric Enterprise Services NCI – (i) U.S. National Cancer Institute NCIS (i) National Criminal Intelligence Service (British) Naval Criminal Investigative Service (U.S. Navy; see also NCIS, a U.S. TV series based on this unit) NCL – (s) New Caledonia (ISO 3166 trigram) NCLR – (i) National Council of La Raza NCMO – (i) No Commitment Make Out NCND (i) Noncircumvention and Nondisclosure (i) Neither Confirm Nor Deny NCO – (i) Noncommissioned Officer NCP – (i) Net Contracted Purchases NCR – (i) National Cash Register Co. NCTR – (i) Noncooperative Target Recognition NCW – (i) Network Centric Warfare ND nd – (s) Northern Ndebele language (ISO 639-1 code) Nd – (s) Neodymium N.D. – (i) Nobilis Domina (noble woman) ND (i) Nondisclosure (s) North Dakota (postal symbol) NDA - (i) Non-Disclosure Agreement NDAA – (i) U.S. National Defense Authorization Act NDBP – (i) Non-Departmental Public Body (Scotland) NDC - (i) National Drug Code NDCC – (i) New Directions Counseling Center (Concord, California) nde – (s) Northern Ndebele language (ISO 639-2 code) NDH (i) Neue Deutsche Härte (German, "new German hardness"—heavy metal genre) Nezavisna Država Hrvatska (Croatian, "Independent State of Croatia"—Nazi puppet state) ndo – (s) Ndonga language (ISO 639-2 code) N-dof or NDOF – (i) Number of Degrees of Freedom NDP – (i) New Democratic Party (Canada) NDS – Nintendo DS NDU – (i) National Defense University (Washington, DC) NE ne – (s) Nepali language (ISO 639-1 code) Ne – (s) Neon NE (s) Nebraska (postal symbol) Niger (ISO 3166 digram) (i) North-East NEA (i) National Education Association (U.S. labor union)