| MPAID | Master in Public Administration in International Development | In English | → Development → Public administration, government → Higher education, universities |
| MPAJ | Muslim Public Affairs Journal | In English | → Serial publications, periodicals → Islam → Public administration, government |
| MPC | Mediterranean Partner Country | In English | → International relations → European Union |
| MPC | Material Procurement Cost | In English | → Maintenance and logistics → Prices |
| MPF | Mouvement Pour la France | In French | → Political parties and movements |
| MPG | Migration Policy Group | In English | → Migrations → Sociology |
| MPH | Master of Public Health | In French | → Higher education, universities → Public health and hygiene |
| MPH | Manlius Pebble Hill (www.mph.net) | In English | → Education |
| MPH | Maison du Prêt d'Honneur | In French | → Accommodation → Higher education, universities |
| MPI | Migration Policy Institute | In English | → Migrations → Sociology |
| MPI | Midi-Pyrénées Innovation | In French | → Regional administration → Engineering, technology |
| MPM | Marseille Provence Metropole | In French | → Public administration, government |
| MPP | Master in Public Policy | In English | → Higher education, universities → Public administration, government |
| MPR | Mockup Purchase Request | In English | → 34745 |
| MPR | Managerial and Professionnal Staff Association | In English | → Associations → Labour, labour economics → Management |
| MPRP | Mongolian People's Revolutionary Party | In English | → Political parties and movements |
| MPS | Master of Peace and Security Policy Studies | In English | → Higher education, universities → Polemology |
| MRC | Mouvement Républicain et Citoyen | In French | → Political parties and movements |
| MRI | Ministère des Relations Internationales | In French | → Central administration → International relations |
| MRP | Mouvement Républicain Populaire | In French | → Political parties and movements |
| MRS | Mouvement Région Savoie | In French | → Political parties and movements |
| MS | Ministerul Sănătăţii | In Romanian | → Central administration → Public health and hygiene |
| MS | Ministerstwo Sprawiedliwości (www.ms.gov.pl) | In Polish | → Central administration → Law, jurisprudence |
| MSA | Michigan Sociological Association | In English | → Associations → Sociology |
| MSA | Major Subcontract Administrator | In English | → 3474 |
| MSA | Mutualité Sociale Agricole | In French | → Insurance → Agricultural sciences |
| MSBM | Maîtrise de Sciences Biologiques et Médicales | In French | → Higher education, universities → Biological sciences → Medicine |
| MSD | Mezinárodní soudní dvůr (www.icj-cij.org) = CIJ | Cour Internationale de Justice | In French = CIJ | Corte Internacional de Justicia | In Spanish = ICJ | International Court of Justice | In English = CIJ | Corte Internacional de Justiça | In Portuguese = CIJ | Cort Internacional de Justícia | In Catalan = IGH | Internationaler Gerichtshof | In German = ΔΔΔ | Διεθνές Δικαστήριο της Δικαιοσύνης | In Greek = IK | Internacia Kortumo | In Esperanto = ICJ | 국제사법재판소 | In Korean = TTT | Tarptautinis Teisingumo Teismas | In Lithuanian = MTS | Międzynarodowy Trybunał Sprawiedliwości | In Polish = MSD | Medzinárodný súdny dvor | In Slovak = МСП | Међународни суд правде | In Serbian = MSP | Međunarodni sud pravde | In Serbo-Croatian |
In Czech | → International relations → Law, jurisprudence |
| MSD | Medzinárodný súdny dvor (www.icj-cij.org) = CIJ, ICJ, IGH, ΔΔΔ, IK, TTT, MTS, МСП, MSP (look above) |
In Slovak | → International relations → Law, jurisprudence |
| MSG | Maîtrise des Sciences de Gestion | In French | → Economics → Higher education, universities |
| MSIC | Melaka State Investment Centre Berhad | In English | → 33972 |
| MSNG | Manchester Social Networks Group | In English | → Organizations and associations → Sociology |
| MSP | Movimento Sviluppo e Pace | In Italian | → Organizations and associations → Development |
| MSP | Međunarodni sud pravde (www.icj-cij.org) = MSD, CIJ, ICJ, IGH, ΔΔΔ, IK, TTT, MTS, МСП (look above) |
In Serbo-Croatian | → International relations → Law, jurisprudence |
| MSR | Mouvement Social Révolutionnaire | In French | → Political parties and movements |
| MSS | Midwest Sociological Society | In English | → Organizations and associations → Sociology |
| MSSA | MidSouth Sociological Association | In English | → Associations → Sociology |
| MST | Maîtrise des Sciences et Techniques | In French | → Higher education, universities → Mathematics and natural sciences → Applied sciences, technology |
| MSTCF | Maîtrise des Sciences et Techniques Comptables et Financières | In French | → Higher education, universities → Accounting |
| MT | Mises au Travail | In French | → Labour, labour economics |
| MT | Monda Turismo | In Esperanto | → Organizations and associations → Tourism |
| MT | Ministerul Transporturilor, Construcţiilor şi Turismului | In Romanian | → Central administration → Transport and postal services → Building → Tourism |
| MTKR | Międzynarodowy Trybunał Karny dla Rwandy (www.ictr.org) = CNUCED | Conférence des Nations Unies sur le Commerce et le Développement | In French = UNCTAD | United Nations Conference on Trade and Development | In English = ЮНКТАД | Конференция на ООН за търговия и развитие | In Bulgarian = CNUCYD | Conferencia de las Naciones Unidas sobre Comercio y Desarrollo | In Spanish = KUNKD | Konferenco de la Unuiĝintaj Nacioj pri Komerco kaj Disvolvado | In Esperanto = UNCTAD | გაეროს ვაჭრობისა და განვითარების კონფერენცია | In Georgian = UNCTAD | การประชุมสหประชาชาติว่าด้วยการค้าและการพัฒนา | In Thai = UNCTAD | 聯合國貿易及發展委員會 | In Chinese = ICTR | International Criminal Tribunal for Rwanda | In English = TPIR | Tribunal Penal Internacional para Ruanda | In Spanish = TPIR | Tribunal Pénal International pour le Rwanda | In French = MTTR | Medzinárodný Trestný Tribunál pre Rwandu | In Slovak |
In Polish | → United Nations → Law, jurisprudence |
| MTL | Maaseudun Työnantajaliitto | In Finnish | → Organizations and associations → Labour, labour economics |
| MTO | Maailma Terviseorganisatsioon = MOS | Monda Organiz(aĵ)o pri Sano | In Esperanto = WHO | World Health Organization | In English = OMS | Organisation Mondiale de la Santé | In Esperanto = OMS | Organizzazione Mondiale della Sanità | In Italian = WGO | Wêreldgesondheidsorganisasie | In Afrikaans = OMS | Organización Mundial de la Salú | In Asturian = СЗО | Световната здравна огранизация | In Bulgarian = SZO | Světová zdravotnická organizace | In Czech = OMS | Organització Mundial de la Salut | In Catalan = OMS | Organización Mundial de la Salud | In Spanish = MOE | Munduko Osasun Erakundea | In Basque = OMS | Organisacion mondiâla de la sandât | FRP = OMS | Organización Mundial da Saúde | In Galician = SZO | Svjetska zdravstvena organizacija | In Croatian = RTD | Rêxistina Tendurustiyê ya Dinyayê | In Kurdish = UMS | Urganizazziun mundiala da la Santaa | In Lombard = PSO | Pasaulio sveikatos organizacija | In Lithuanian = PVO | Pasaules veselības organizācija | In Latvian |
In Estonian | → United Nations → Medicine |
| MTQ | Ministère des Transports du Québec | In French | → Central administration → Transport and postal services |
| MTS | Międzynarodowy Trybunał Sprawiedliwości (www.icj-cij.org) = MSD, CIJ, ICJ, IGH, ΔΔΔ, IK, TTT, МСП, MSP (look above) |
In Polish | → International relations → Law, jurisprudence |
| MTTJ | Medzinárodný trestný tribunál pre bývalú Juhosláviu (www.un.org/icty/) = TPIY | Tribunal Pénal International pour l'ex-Yougoslavie | In French = ICTY | International Criminal Tribunal for the former Yugoslavia | In English = MKSJ | Međunarodni krivični sud za bivšu Jugoslaviju | In Bosnian = TPI | Tribunalul Penal Internaţional pentru fosta Iugoslavie | In Romanian = МБТЮ | Международный трибунал по бывшей Югославии | In Russian |
In Slovak | → United Nations → Law, jurisprudence |
| MTTR | Medzinárodný Trestný Tribunál pre Rwandu (www.ictr.org) = MTKR, CNUCED, UNCTAD, ЮНКТАД, CNUCYD, KUNKD, ICTR, TPIR (look above) |
In Slovak | → United Nations → Law, jurisprudence |
| MU | Masarykovy univerzity | In Czech | → Higher education, universities |
| MUAHAG | Military Usage and Harmonization Advisory Group | In English | → 355 |
| MUG | Medizinische Universität Graz | In German | → Higher education, universities → Medicine |
| MUNEE | Municipal Networks for Energy Efficiency | In English | → Public administration, government → Energy economics |
| MUR | Mouvements Unis de la Résistance | In French | → Political parties and movements → History |
| MURCEF | Mesures Urgentes de Réformes à Caractère Économique et Financier | In French | → Economics → Public administration, government |
| MURF | Mouvement Unifié de la Renaissance Française | In French | → Political parties and movements |
| MUSE | Medicated Urethral System for Erection | In English | → 3926 → Urology |
| MUSJ | Mélanges (de la Faculté Orientale) de l'Université Saint-Joseph de Beyrouth | In French | → Serial publications, periodicals → Higher education, universities |
| MUW | Medizinische Universität Wien | In German | → Higher education, universities → Medicine |
| MVA | Merverdiavgift = TVA | Taxe sur la Valeur Ajoutée | In French = BTW | Belasting op Toegevoegde Waarde | In Afrikaans = IVA | Impost sobre el valor afegit | In Catalan = PDV | Porez na dodatu vrijednost | In Bosnian = ДДС | Данъкът върху добавената стойност | In Bulgarian = VAT | Value Added Tax | In English = AVI | Aldonvalora imposto | In Esperanto = ΦΠΑ | Φόρος Προστιθέμενης Αξίας | In Greek = DPH | Daň z přidané hodnoty | In Czech = Moms | Meromsætningsafgift | In Danish = IVA | Impuesto al Valor Agregado | In Spanish = MwSt | Mehrwertsteuer | In German = BTW | Belasting over de Toegevoegde Waarde | In Dutch = PVM | Pridėtinės vertės mokestis | In Lithuanian = IVA | Imposta sul Valore Aggiunto | In Italian = VASK | Virðisaukaskattur | In Icelandic = PPN | Pajak Pertambahan Nilai | In Indonesian = Áfa | Általános forgalmi adó | In Hungarian = PDV | Porez na dodanu vrijednost | In Croatian = ALV | Arvonlisävero | In Finnish = מע"מ | מס ערך מוסף | In Hebrew = KDV | Katma Değer Vergisi | In Turkish = VAT | ภาษีมูลค่าเพิ่ม | In Thai = VAT | மதிப்புக் கூட்டு வரி | In Tamil = DPH | Daň z pridanej hodnoty | In Slovak = НДС | Налог на добавленную стоимость | In Russian = TVA | Taxa pe valoarea adăugată | In Romanian = IVA | Imposto sobre o Valor Acrescentado | In Portuguese = VAT | 增值税 | In Chinese |
In Norwegian | → Taxes, duties |
| MVL | Meijerialan Ammattilaiset | In Finnish | → Organizations and associations → Labour, labour economics → Beverage industry → Food technology |
| MVPEI | Ministarstvo vanjskih poslova i europskih integracija | In Croatian | → Central administration → International relations |
| MVZ | Mittelschullehrerverband Zürich | In German | → Organizations and associations → Education → Higher education, universities |
| MwSt | Mehrwertsteuer = MVA, TVA, BTW, IVA, PDV, ДДС, VAT, AVI, ΦΠΑ, DPH, Moms, PVM, VASK, PPN, Áfa, ALV, מע"מ, KDV, НДС (look above) |
In German | → Taxes, duties |
| MZOS | Ministarstvo znanosti, obrazovanja i športa | In Croatian | → Central administration |
| NA | Náisiúin Aontaithe = UN | Unuigintaj Nacioj | In Esperanto = ONU | Organisation des Nations Unies | In French = ONU | Organizazión d'as Nazions Unitas | In Aragonese = ААН | Арганіза́цыя Аб'ядна́ных На́цый | In Belarusian = VN | Verenigde Nasies | In Afrikaans = ONU | Organización de les Naciones Uníes | In Asturian = OOH | Организацията на обединените нации | In Bulgarian = ABU | Aozadur ar Broadoù Unanet | In Breton = ПНО | Пĕрлешнĕ Нацисен Организацийĕ | In Chuvash = FN | Feriene Naasjes | In Frisian = UN | United Nations | In English = NBE | Nazio Batuen Erakundea | In Basque = ONU | Organización das Nacións Unidas | In Occitan = UN | Unuiĝinta Naciaro | In Esperanto = UN | Ujedinjeni Narodi | In Bosnian = CN | Consociatio Nationum | In Latin = FN | Forenede Nationer | In Danish = UN | Unionita Nacioni | In Ido = ONU | Organizzazione delle Nazioni Unite | In Italian = KU | Kenedhlow Unys | In Cornish = ONU | Organització de les Nacions Unides | In Catalan = ΟΗΕ | Οργανισμός Ηνωμένων Εθνών | In Greek = ΗΕ | Ηνωμένα Έθνη | In Greek = ONU | Organización de las Naciones Unidas | In Spanish = VN | Vereinte Nationen | In German = VN | Verenigde Naties | In Dutch = VN | Vereent Natiounen | In Letzeburgesh = ООН | Организация Oбъединённых Hаций | In Russian = ONU | Organisacion des Nacions unies | FRP = ONZ | Organizacja Narodów Zjednoczonych | In Polish = BMT | Birlashgan Millatlar Tashkiloti | In Uzbek = ООН | Організація Об'єднаних Націй | In Ukrainian = BM | Birleşmiş Milletler | In Turkish = LHiQ | Liên Hiệp Quốc | In Vietnamese = OKB | Organizata e Kombeve të Bashkuara | In Albanian = OSN | Organizácia Spojených národov | In Slovak = OZN | Organizacija Združenih Narodov | In Slovenian = УН | Уједињене нације | In Serbian = FN | Förenta nationerna | In Swedish = UM | Umoja wa Mataifa | In Swahili = NU | Nazzioni Uniti | In Sicilian = ONU | Organizaţia Naţiunilor Unite | In Romanian = ONU | Organização das Nações Unidas | In Portuguese = VN | Vereenten Natschonen | NDS = ST | Sameindu Tjóðir | In Faroese = HN | Huñusqa Nasyunkuna | In Quechua = PBB | Pertubuhan Bangsa-bangsa Bersatu | In Malay = ÜRO | Ühinenud Rahvaste Organisatsioon | In Estonian = SÞ | Sameinuðu þjóðanna | In Icelandic |
In Irish | → International relations → United Nations |
| NAAAP | National Association of Asian American Professionals | In English | → Associations → Labour, labour economics |
| NAACLT | North American Association for Celtic Language Teachers (www.naaclt.org) | In English | → Associations → Education → Language, linguistics, literature |
| NAACP | National Association for the Advancement of Colored People | In English | → Associations → Labour, labour economics |
| NACE | Nomenclature statistique des Activités économiques de la Communauté Européenne | In French | → Economics |
| NACEC | North American Commission for Environmental Cooperation (www.cec.org) = CCAAN | Comisión para la Cooperación Ambiental de América del Norte | In Spanish = CNACE | Commission Nord-Américaine de Coopération Environnementale | In French = CNACA | Comissão Norte-americana de Cooperação Ambiental | In Portuguese |
In English | → International relations → Nature |
| NAEC | Northeast Asia Economic Conference | In English | → Economics |
| NAEP | National Assessment of Educational Progress | In English | → Education |
| NAES | National Association for Ethnic Studies | In English | → Associations → Ethnology |
| NAEYC | National Association for the Education of Young Children | In English | → Associations → Education |
| NAF | Nomenclature d'Activités Française | In French | → Economics |
| NAFO | Noard-Atlantyske Ferdrachsorganisaasje (www.nato.int) = OTAN | Organització del Tractat de l'Atlàntic Nord | In Catalan = NATO | North Atlantic Treaty Organisation | In English = OTAN | Organizazión d'o Tratau de l'Atlantico Norte | In Aragonese = OTAN | Organización del Tratáu del Atlánticu Norte | In Asturian = AFNA | Aozadur Feur-emglev Norzh-Atlantel | In Breton = OTAN | Organisation du Traité de l'Atlantique Nord | In French = ন্যাটো | উত্তর আটলান্টিক নিরাপত্তা জোট | In Bengali = NATO | Οργανισμός Βορειοατλαντικού Συμφώνου | In Greek = NATO | Nordatlantikvertrag-Organisation | In German = OTAN | Organización del Tratado del Atlántico Norte | In Spanish = NATO | Nord-Atlantika Traktat-Organizo | In Esperanto = OTAN | Organización do Tratado do Atlántico Norte | In Galician = ნატო | ჩრდილოატლანტიკური თანამშრომლობის ორგანიზაცია | In Georgian = OTAN | Organização do Tratado do Atlântico Norte | In Portuguese = OTNA | Organizaciya le Tratatosko le Nordutne Atlantikosko | In Vlax Romani = OTAN | Organizaţia Tratatului Atlanticului de Nord | In Romanian = NATO | Organisatschoon vun den Noordatlantikverdrag | NDS |
In Frisian | → International relations |
| NAFTA | North American Free Trade Agreement | In English | → International economic cooperation |
| NAP | Noyautage des Administrations Publiques | In French | → Public administration, government → History |
| NAPABA | National Asian Pacific American Bar Association | In English | → Associations → Law, jurisprudence |
| NAPH | National Association of Professors of Hebrew (http://polyglot.lss.wisc.edu/naph/) | In English | → Associations → Education → Language, linguistics, literature |
| NAR | National Association of Realtors | In English | → Associations → Accommodation |
| NAR | Nouvelle Action royaliste | In French | → Political parties and movements |
| NAS | Naval Air Station | In English | → Public administration, government → Aeronautics, aircraft |
| NASA | National Aeronautics and Space Administration (www.nasa.gov) | In English | → Central administration → Astronomy → Aeronautics, aircraft → 6297 |
| NASDA | National Space Development Agency | In English | → Central administration → Astronomy → Spaceflight engineering, astronautics |
| NASDAQ | National Association of Securities Dealers Automated Quotations | In English | → Associations → Financial markets |
| NASDAQ | National Association for Security Dealers and Automatic Quotation | In English | → Associations → Finance |
| NASK | Nord-Amerika Somera Kursaro | In Esperanto | → Education |
| NASP | National Association of School Psychologists | In English | → Associations → Psychology → Education |
| NATO | Nord-Atlantika Traktat-Organizo (www.nato.int) = NAFO, OTAN, AFNA, ন্যাটো, ნატო, OTNA (look above) |
In Esperanto | → International relations |
| NATO | Nordatlantikvertrag-Organisation (www.nato.int) = NAFO, OTAN, AFNA, ন্যাটো, ნატო, OTNA (look above) |
In German | → International relations |
| NATO | Οργανισμός Βορειοατλαντικού Συμφώνου (www.nato.int) = NAFO, OTAN, AFNA, ন্যাটো, ნატო, OTNA (look above) |
In Greek | → International relations |
| NATO | North Atlantic Treaty Organisation (www.nato.int) = NAFO, OTAN, AFNA, ন্যাটো, ნატო, OTNA (look above) |
In English | → International relations |
| NATO | Organisatschoon vun den Noordatlantikverdrag (www.nato.int) = NAFO, OTAN, AFNA, ন্যাটো, ნატო, OTNA (look above) |
[NDS] | → International relations |
| NAUI | National Association of Underwater Instructors | In English | → Associations → Education |
| NAYDP | National Arts & Youth Demonstration Project | In English | → Education → Arts |
| NBE | Nazio Batuen Erakundea (www.un.org) = NA, UN, ONU, ААН, VN, OOH, ABU, ПНО, FN, CN, KU, ΟΗΕ, ООН, ONZ, BMT, LHiQ, OKB, OSN, OZN, УН, UM, ST, HN, PBB, ÜRO, SÞ (look above) |
In Basque | → International relations → United Nations |
| NBSO | Netherlands Bussiness Support Offices | In English | → Economics |
| NCA | Northwest College of Art (www.nca.edu) | In English | → Specialized or (poly)technical colleges → Arts |
| NCA | National Care Association (www.nca.gb.com) | In English | → Associations → Social welfare → Medicine |
| NCA | National Communication Association (www.natcom.org) | In English | → Associations → Education |
| NCG | Nicolaus Cusanus Gymnasium | In German | → Education |
| NCG | Nordic Consulting Group | In English | → 359 |
| NCG | Northern California Grantmakers | In English | → Finance |
| NCHE | National Council for History Education | In English | → Education → History |
| NCJLT | National Council of Japanese Language Teachers (www.ncjlt.org) | In English | → Organizations and associations → Education → Language, linguistics, literature |
| NCLRC | National Capital Language Resource Center (www.nclrc.org) | In English | → Serial publications, periodicals → Education → Language, linguistics, literature |
| NCM | Négociations Commerciales Multilatérales | In French | → International economic cooperation |
| NCPP | National Center for Children in Poverty | In English | → Social welfare |
| NCSA | North Carolina Sociological Association | In English | → Associations → Sociology |
| NCSA | North Central Sociological Association | In English | → Associations → Sociology |
| NCSSA | National Council of State Sociological Associations | In English | → Associations → Sociology |
| NCSTJ | National Council of Secondary Teachers of Japanese | In English | → Organizations and associations → Education → Language, linguistics, literature |
| NDA | National Decommissioning Authority | In English | → Public administration, government → Nuclear technology |
| NDA | Non-Disclosure Agreement | In English | → Law, jurisprudence |
| NDFU | National Document Fraud Unit | In English | → Police |
| NDLP | New Deal for Lone Parents | In English | → Social welfare |
| NEAPI | Núcleo de Estudos e Análise de Propriedade Intelectual | In Portuguese | → Artistic property |
| NECEF | Near East Cultural and Educational Foundation of Canada | In English | → Foundations → Civilization, culture, progress → Education |
| NECTFL | Northeast Conference on the Teaching of Foreign Languages | In English | → 068 → Education → Language, linguistics, literature |
| NED | National Endowment for Democracy | In English | → Democracy |
| NEDO | New Energy and Industrial Technology Development Organization | In English | → Organizations and associations → Industry, industrial policy → Energy economics |
| NEG | Nova Escola Galega | In Spanish | → Education |
| NEIGHBOUR | Nova Eduka Iniciato Garantianta Heterogenecon kaj Bilingvismon, Observanta Universalajn Regulojn | In Esperanto | → Education |
| NEPAD | New Partnership for Africa's Development | In English | → Organizations and associations → Development |
| NERSA | National Energy Regulator of South Africa (www.ner.org.za) | In English | → Central administration → Energy economics |
| NETA | New Electricity Trading Arrangements | In English | → Commercial law → Electrical engineering |
| NFIA | Netherlands Foreign Investment Agency | In English | → 33972 |
| NGA | National Governors Association | In English | → Associations → Public administration, government |
| NGA | National Geospatial-Intelligence Agency | In English | → Central administration → Spaceflight engineering, astronautics |
| NHA | Neighbourhood Housing Assistance | In English | → Accommodation |
| NHAAO | New Hampshire Association of Assessing Official (www.nhaao.org) | In English | → Associations → 332 |
| NHTSA | National Highway Traffic Safety Administration (www.nhtsa.dot.gov) | In English | → Central administration → Transport and postal services |
| NHWA | National Highway Administration | In English | → Central administration → Transport and postal services |
| NIC | Namibia Investment Centre | In English | → 33972 |
| NIOSH | National Institute for Occupationnal Safety and Health | In English | → Labour, labour economics → Medicine |
| NIOSH | National Institute for Occupational Safety and Health | In English | → Labour, labour economics → Medicine |
| NIPC | Nigerian Investment Promotion Commission | In English | → 33972 |
| NIRIM | National Integration and Regionalism in Indonesia and Malaysia | In English | → Politics |
| NITLE | National Institute for Technology and Liberal Education | In English | → Education → Engineering, technology |
| NKVD | Narodnîi Komissariat Vnutrennih Del = НКВД | Народный комиссариат внутренних дел | In Russian |
In Russian | → Public administration, government |
| NL | Christelijk Nationaal Vakverbond | In Dutch | → Organizations and associations → Labour, labour economics → Christianity |
| NMTA | National Metal Trades Association | In English | → Associations → Trade → Metallurgy |
| NMWF | New Mexico Women's Foundation | In English | → Foundations → Feminism |
| NNOA | (The) National Naval Officers Association (www.nnoa.org) | In English | → Associations → 359 |
| NNPT | Nuclear Non-Proliferation Treaty | In English | → International relations → Nuclear technology → Military engineering |
| NNSA | National Nuclear Security Administration | In English | → Central administration → Nuclear technology |
| NOA | Naval Officer's Associations | In English | → Associations → 359 |
| NOAA | National Oceanic and Atmospheric Administration | In English | → Central administration → Marine research, oceanography → Meteorology, climatology |
| NOAC | Naval Officers' Association of Canada (www.noac-national.ca) | In English | → Associations → 359 |
| NOAG | Nachrichten der Gesellschaft für Natur- und Völkerkunde Ostasiens | In German | → Serial publications, periodicals → Ethnology → Area studies |
| NODE | New Orientations for Democracy in Europe | In English | → Democracy |
| NORAD | North American Air Defense Command | In English | → 358 → Military engineering → Aeronautics, aircraft |
| NORAD | North American Aerospace Defense Command | In English | → 358 → Aeronautics, aircraft → Spaceflight engineering, astronautics |
| NORC | National Opinion Research Center | In English | |
| NOREX | Normes et Règlements à l'Export | In French | → Trade |
| NORTANA | Norwegian Researchers and Teachers Association of North America (www.nortana.net) | In English | → Associations → Education → Language, linguistics, literature |
| NOW | National Organization for Women | In English | → Organizations and associations → Feminism |
| NÖWSVF | Niederösterreichs Wirtschaftsförderungs- und Strukturverbesserungsfonds | In German | → Economics |
| NPF | Nation la Plus Favorisée | In French | → Economics |
| NPLG | National Parliamentary Library of Georgia | In English | → Libraries → Parliaments, representation |
| NPT | Navy Pointer and Tracker | In English | → 359 → Military engineering |
| NQR | Nationaler Qualifikationsrahmen | In German | → Education |
| NRAAO | Northeastern Regional Association of Assessing Officers (www.nraao.org) | In English | → Associations → 332 |
| NRC | Nonrecurring Costs | In English | → Prices |
| NRE | Nouvelles Régulations Économiques | In French | → Economics → Law, jurisprudence |
| NREN | National Research and Education Network | In English | → Networks, communication → Research policy → Education |
| NRFN | National Federation of Retail Newsagents | In English | → Organizations and associations → Trade |
| NRI | Nonrecurring Investment | In English | → Economic policy |
| NRL | Naval Research Laboratory (www.nrl.navy.mil) | In English | → Research institutes → 359 |
| NRO | National Reconnaissance Organization (www.nro.gov) | In English | → Central administration |
| NSA | National Security Agency (www.nsa.gov) | In English | → Central administration |
| NSACOR | National Security Agency Central Office of Record | In English | → Public administration, government |
| NSB | Nationaal-Socialistische Beweging | In Dutch | → Political parties and movements |
| NSE | National Stock Exchange of India | In English | → Finance |
| NSF | Norsk Sosiologforening | In Norwegian | → Organizations and associations → Sociology |
| NSF | Nordisk Sociologförbund | In Norwegian | → Organizations and associations → Sociology |
| NSLC | National Science Learning Centre | In English | → Education → Mathematics and natural sciences |
| NSpEc | Networks and Spatial Economics | In English | → Serial publications, periodicals → Economics |
| NSV | Nederlandse Sociologische Vereniging | In Dutch | → Organizations and associations → Sociology |
| NSVL | Nõukogude Sotsialistlike Vabariikide Liit = URSS | Unaniezh ar Republikoù Sokialour Soviedel | In Breton = URSS | Union des Républiques Socialistes Soviétiques | In French = USSR | Unie van Sosialistiese Sowjetrepublieke | In Afrikaans = USSR | Union of Soviet Socialist Republics | In English = СССР | Сою́з Сове́тских Социалисти́ческих Респу́блик | In Russian = CCCP | Съюзът на съветските социалистически републики | In Bulgarian = SSSR | Soyuz Sovetskikh Sotsialisticheskikh Respublik | In Russian = URSS | Unión de Republicas Sozialistas Sobieticas | In Aragonese = XRSS | Xunión de les Repúbliques Socialistes Soviétiques | In Asturian = SSRİ | Sovet Sosialist Respublikaları İttifaqı | In Azerbaijani = TSRS | Tarybu Socialistiniu Respubliku Sajunga | In Baltic languages = SSSR | Savez Sovjetskih Socijalističkih Republika | In Serbo-Croatian = URSS | Unió de Repúbliques Socialistes Soviètiques | In Catalan = SSSR | Svaz sovětských socialistických republik | In Czech = USSR | Unio de Sovetaj Socialismaj Respublikoj | In Esperanto = CCCP | Социаллă Совет Республикисен Союзĕ | In Chuvash = USSR | Unionen af Socialistiske Sovjetrepublikker | In Danish = URSS | Unione delle Repubbliche Socialiste Sovietiche | In Italian = ZSRR | Związek Socjalistycznych Republik Radzieckich | In Polish = SSKS | Szovjet Szocialista Köztársaságok Szövetsége | In Hungarian = UdSSR | Union der Sozialistischen Sowjetrepubliken | In German = ΕΣΣΔ | Ένωση Σοβιετικών Σοσιαλιστικών Δημοκρατιών | In Greek = URSS | Unión de Repúblicas Socialistas Soviéticas | In Spanish = SESB | Sobietar Errepublika Sozialisten Batasuna | In Basque = USSR | Uny fan Sosjalistyske Sowjetrepublyken | In Frisian = ԽՍՀՄ | Խորհրդային Սոցիալիստական Հանրապետությունների Միություն | In Armenian = URSS | Unión das Repúblicas Socialistas Soviéticas | In Galician = სსრკ | საბჭოთა სოციალისტური რესპუბლიკების კავშირი | In Georgian = URSS | Unio Rerum Publicarum Socialisticarum Sovieticarum | In Latin = CCPC | Советтик Социалисттик Республикалар Союзу | In Kirghiz = UdSSR | Unioun vun de Sozialistesche Sowjetrepubliken | In Letzeburgesh = PSRS | Padomju Sociālistisko Republiku Savienība | In Latvian = СССР | Сојуз на Советските Социјалистички Републики | In Macedonian = УРСС | Униуня Републичилор советиче Сочиалисте | In Moldavan = KRSS | Kesatuan Republik Sosialis Soviet | In Malay = USSR | Unie van Socialistische Sovjetrepublieken | In Dutch = SSSR | Sambandet av Sosialistiske Sovjet-Republikkar | In Nynorsk = SSSR | Samveldet av sovjetiske sosialistrepublikker | In Norwegian = URSS | Unnion d'Républyiques Socialistes Soviétiques | In Norman = URSS | União das Repúblicas Socialistas Soviéticas | In Portuguese = URSS | Union de las Republicas Socialistas Sovieticas | In Occitan = SSRH | Susyalista Suwit Republikakunap Huñun | In Quechua = ССРЦ | Советон Социалистон Республикæты Цæдис | In Ossetian = URSS | Uniunea Republicilor Sovietice Socialiste | In Romanian = URSS | Unioni dî ripùbblichi sucialisti suviètichi | In Sicilian = ZSSR | Zveza sovjetskih socialističnih republik | In Slovenian = СССР | Савез Совјетских Социјалистичких Република | In Serbian = SSCB | Sovyet Sosyalist Cumhuriyetler Birliği | In Turkish = СРСР | Союз Радянських Соціалістичних Республік | In Ukrainian = SSRB | Sovet Sosialistik Republiklar Berlege | In Tatar = SSRI | Sovet Sotsialistik Respublikalar Ittifoqi | In Uzbek |
In Estonian | → International relations → Geography |
| NTA | Nippon Travel Agency | In English | → Tourism |
| NTA | National Tutoring Association | In English | → Associations → Education |
| NTA | National Tax Association | In English | → Associations → Taxes, duties |
| NTDS | Naval Tactical Data System | In English | → Computer science → 359 |
| NTF | Nigeria Trust Fund | In English | → Financial markets |
| NTH | NEA Transport Hogeschool | In Dutch | → Education → Transport and postal services |
| NTNU | Norges teknisk- naturvitenskapelige universitet | In Norwegian | → Higher education, universities |
| NTNU | Norges Teknisk-Naturvitenskapelige Universitet | In Norwegian | → Higher education, universities |
| NTNU | National Taiwan Normal University | In English | → Higher education, universities |
| NTU | Nanyang Technology University | In English | → Applied sciences, technology → Specialized or (poly)technical colleges |
| NTUA | National Technical University of Athens | In English | → Higher education, universities → Engineering, technology |
| NU | Naresuan-Universität = NU | Naresuan University | In English |
In German | → Higher education, universities |
| NU | National University | In English | → Higher education, universities |
| NU | Niagara University | In English | → Higher education, universities |
| NU | Naresuan University = (look above) |
In English | → Higher education, universities |
| NU | Nazzioni Uniti = NA, UN, OААН, VN, OOH, ABU, ПНО, FN, NBE, CN, KU, ΟΗΕ, ООН, ONZ, BMT, LHiQ, OKB, OSN, OZN, УН, UM, ST, HN, PBB, ÜRO, SÞ (look above) |
In Sicilian | → International relations → United Nations |
| NUA | Net Unrealized Appreciation | In English | → Finance |
| NUCT | Nuova Università del Cinema e della Televisione (www.nuct.com) | In Italian | → Higher education, universities → Cinema, movies → Telecommunications |