| NDSM | Nu Door Samenspel Machtig | In Dutch | → Organizations and associations → Sport, physical exercises |
| NDT | Nijmeegse Doel Trappers | In Dutch | → Organizations and associations → Sport, physical exercises |
| NEA | Nuttig en Aangenaam | In Dutch | → Organizations and associations → Sport, physical exercises |
| NEC | Nijmegen Eendracht Combinatie | In Dutch | → Organizations and associations → Sport, physical exercises |
| NEC | Nieuw Eindse Combinatie | In Dutch | → Organizations and associations → Sport, physical exercises |
| NEC | Nederlands Elektrotechnisch Comité | In Dutch | → Organizations and associations → Electrical engineering |
| NEJ | Nederlandse Esperantojongeren (www.esperanto-jongeren.nl) = NEJ | Nederlanda Esperanta Junularo | In Esperanto |
In Dutch | → Organizations and associations |
| NEO | Nederland En Oranje | In Dutch | → Organizations and associations → Sport, physical exercises |
| NFC | Nieuweramstelse Football Club | In Dutch | → Organizations and associations → Football and rugby |
| NGJS | Nederlands Genootschaap voor Japanse Studien | In Dutch | → Organizations and associations → Area studies |
| NGO | Niet-gouvernementele organisatie = ONGs | Organizações Não Governamentais | In Portuguese = NGO | Non-Governmental Organization | In English = NGO | Nichtregierungsorganisation | In German = ANG | Aozadur Nann-Gouarnamantel | In Breton = ONG | Organisation Non Gouvernementale | In French = NRO | Ne-Registara Organizo | In Esperanto = ONG | Organizzazione non governativa | In Italian = LSM | Lembaga Swadaya Masyarakat | In Indonesian = ONG | Organización non gobernamental | In Galician = GKE | Gobernuz Kanpoko Erakunde | In Basque = ONG | Organización no gubernamental | In Spanish = ΜΚΟ | Μη κυβερνητικές οργανώσεις | In Greek = NNO | Nevládní nezisková organizace | In Czech = ONG | Organització no governamental | In Catalan = ННО | Неурядові неприбуткові організації | In Ukrainian = ONG | Organização não governamental | In Portuguese = NVO | Nevyriausybinė organizacija | In Lithuanian |
In Dutch | → Organizations and associations |
| NHC | Nijmeegsche Hees Combinatie | In Dutch | → Organizations and associations → Sport, physical exercises |
| NHS | Naar Hoger Streven | In Dutch | → Organizations and associations → Sport, physical exercises |
| NIOO | Nederlands Instituut voor Ecologie | In Dutch | → Ecology |
| NIOZ | Nederlands Instituut voor Onderzoek der Zee | In Dutch | → Earth sciences |
| NIOZ | (Koninklijk) Nederlands Instituut voor Onderzoek der Zee | In Dutch | → Marine research, oceanography |
| NIR | (Belgisch) Nationaal Instituut voor Radio-omroep | In Dutch | → Telecommunications |
| NIVO | Na Inspanning Volgt Ontspanning | In Dutch | → Organizations and associations → Sport, physical exercises |
| NiZA | Nederlands Instituut voor Zuidelijk Afrika | In Dutch | → Organizations and associations |
| NJU | Nederlandse Juweliers- en Uurwerkenbranche | In Dutch | → Organizations and associations |
| NKI-AVL | Nederlands Kanker Instituut - Antoni van Leeuwenhoek Ziekenhuis | In Dutch | → Oncology |
| NKVV | Nieuwe Krimse Voetbal Vereniging | In Dutch | → Organizations and associations → Football and rugby |
| NL | Christelijk Nationaal Vakverbond | In Dutch | → Organizations and associations → Labour, labour economics → Christianity |
| NLC | Norbert Litta Combinatie | In Dutch | → Organizations and associations → Sport, physical exercises |
| NLR | Nationaal Lucht- en Ruimtevaartlaboratorium | In Dutch | → Research institutes → Aeronautics, aircraft → Spaceflight engineering, astronautics |
| NMBS | Nationale Maatschappij der Belgische Spoorwegen (www.b-rail.be) = SNCB | Société Nationale des Chemins de fer Belges | In French |
In Dutch | → Rail transport engineering → Transport and postal services |
| NMi | Nederlands Meetinstituut (www.nmi.nl) | In Dutch | |
| NNI | Nederlands Normalisatie Instituut | In Dutch | → Standardization |
| NNI | Nederlands Normalisatie-Instituut | In Dutch | → Standardization |
| NOAD | Nooit Ophouden Altijd Doorgaan | In Dutch | → Organizations and associations → Sport, physical exercises |
| NOAD | Nooit Opgeven Altijd Doorzetten | In Dutch | → Organizations and associations → Sport, physical exercises |
| NOK | Nijemirdum Oudemirdum Kombinatie | In Dutch | → Organizations and associations → Sport, physical exercises |
| NOS | Na Oefening Sterk | In Dutch | → Organizations and associations → Sport, physical exercises |
| NOVAKA | Nederlandse Vereniging van Ondernemers-Vakhandelaren in Kantoorinrichtingen en Administratiemiddelen | In Dutch | → Organizations and associations |
| NOVO | Nieuwolda Onder Vrienden Opgericht | In Dutch | → Organizations and associations → Sport, physical exercises |
| NPMB | Nederlandse Piano- en Muziekinstrumentenbond | In Dutch | → Organizations and associations → Music |
| NPO | Nederlandse Publieke Omroep (www.omroep.nl) | In Dutch | → Telecommunications |
| NRB | Nieuwe Religieuze Beweging = NMR | Nouveau Mouvement Religieux | In French = NRM | New Religious Movement | In English = NRJ | Naujieji religiniai judėjimai | In Lithuanian |
In Dutch | → Modern spiritual movements |
| NRC | Nieuwe Rotterdamse Combinatie | In Dutch | → Organizations and associations → Sport, physical exercises |
| NRK | Nederlandse Rode Kruis | In Dutch | → Organizations and associations → Medicine |
| NSB | Nationaal-Socialistische Beweging | In Dutch | → Political parties and movements |
| NSC | Nijkerkse Sport Club | In Dutch | → Organizations and associations → Sport, physical exercises |
| NSU | Nederlandse Scheepvaart Unie | In Dutch | → Organizations and associations → Sport, physical exercises |
| NSV | Nispense Sport Vereniging | In Dutch | → Organizations and associations → Sport, physical exercises |
| NSV | Noordense Sport Vereniging | In Dutch | → Organizations and associations → Sport, physical exercises |
| NSV | Nederlandse Sociologische Vereniging | In Dutch | → Organizations and associations → Sociology |
| NSV | Nederlandse Schoenmakers Vereniging | In Dutch | → Organizations and associations |
| NTH | NEA Transport Hogeschool | In Dutch | → Education → Transport and postal services |
| NTO | Nederlandse Thuiswinkel Organisatie (www.thuiswinkel.org) | In Dutch | → Organizations and associations |
| NTVV | Nieuwe Tongense Voetbal Vereniging | In Dutch | → Organizations and associations → Football and rugby |
| NUVO | Nederlandse Unie van Optiekbedrijven | In Dutch | → Organizations and associations |
| NV | Naamloze Vennootschap = SA | Société Anonyme | In French = SA | Sociedade Anónima | In Portuguese = SA | Sociedad Anónima | In Spanish = ΑΕ | Ανώνυμη Εταιρεία | In Greek = AŞ | Anonim Şirket | In Turkish |
In Dutch | → Economics |
| NVC | Naarden De Vesting Combinatie | In Dutch | → Organizations and associations → Sport, physical exercises |
| NVC | Netterdense Voetbal Club | In Dutch | → Organizations and associations → Football and rugby |
| NVDO | Nederlandse Video Detaillisten Vereniging | In Dutch | → Organizations and associations |
| NVG | Nederlandse Verbond van Groothandel | In Dutch | → Organizations and associations → Trade |
| NVGD | Nederlandse Vereniging van Grammofoonplaten Detailhandelaren | In Dutch | → Organizations and associations → Music → Trade |
| NVN | Netwerk van netwerken | In Dutch | → Networks, communication |
| NVPHBV | Nederlandse Vereniging voor Patroonherkenning en Beeldverwerking | In Dutch | → Organizations and associations → Graphical processing → Image processing |
| NVS | Nieuw Vossemeerse Sportvereniging | In Dutch | → Organizations and associations → Sport, physical exercises |
| NVTG | Nederlandse Vereniging voor Tropische Geneeskunde | In Dutch | → Organizations and associations → Medicine |
| NVvV | Nederlandse Vereniging voor Vlaggenkunde | In Dutch | → Organizations and associations → 9299 |
| NVVW | Nederlands Verbond van Detailhandelaren in Verf en Wandbekleding | In Dutch | → Organizations and associations → Trade |
| NWC | NOAD Wilhelmina Combinatie | In Dutch | → Organizations and associations → Sport, physical exercises |
| NWO | Nederlandse Organisatie voor Wetenschappelijk Onderzoek | In Dutch | |
| NWR | Nationale Winkelraad van MKB-Nederland | In Dutch | → Organizations and associations |
| NWVV | Nieuw Weerdinger Voetbal Vereniging | In Dutch | → Organizations and associations → Football and rugby |
| O | Zuurstof = O | Oxygène | In French = O | Suurstof | In Afrikaans = O | Sauerstoff | ALS = O | أكسجين | In Arabic = O | Oxíxenu | In Asturian = O | Oksigen | In Azerbaijani = O | Sauastoff | BAR = O | Кісларод | In Belarusian = O | Кислород | In Bulgarian = O | অক্সিজেন | In Bengali = O | Oksigen | In Breton = O | Kiseonik | In Bosnian = O | Oxigen | In Catalan = O | Ossigenu | In Corsican = O | Kyslík | In Czech = O | Йӳçлĕк | In Chuvash = O | Ocsigen | In Welsh = O | Ilt | In Danish = O | Sauerstoff | In German = O | Οξυγόνο | In Greek = O | Oxygen | In English = O | Oksigeno | In Esperanto = O | Oxígeno | In Spanish = O | Hapnik | In Estonian = O | Oxigeno | In Basque = O | اکسیژن | In Persian = O | Happi | In Finnish = O | Ossigjen | In Friulian = O | Soerstof | In Frisian = O | Ocsaigin | In Irish = O | Àile-beatha | GD = O | Osíxeno | In Galician = O | ઑક્સીજન | GU = O | Ocsygien | GV = O | חמצן | In Hebrew = O | आक्सीजन | In Hindi = O | Kisik | In Croatian = O | Kislik | HSB = O | Oksijèn | HT = O | Oxigén | In Hungarian = O | Թթվածին | In Armenian = O | Oxygeno | In Interlingua = O | Oksigen | In Indonesian = O | Oxo | In Ido = O | Súrefni | In Icelandic = O | Ossigeno | In Italian = O | 酸素 | In Japanese = O | kijno | JBO = O | Oksigen | JV = O | ჟანგბადი | In Georgian = O | ಆಮ್ಲಜನಕ | KN = O | 산소 | In Korean = O | Sauerstoff | KSH = O | Oksîjen | In Kurdish = O | Oxygenium | In Latin = O | Sauerstoff | In Letzeburgesh = O | Zuurstof | LI = O | Oksijɛ́ní | In Lingala = O | Deguonis | In Lithuanian = O | Skābeklis | In Latvian = O | Hāora | In Māori = O | Кислород | In Macedonian = O | ഓക്സിജന് | In Malayalam = O | Хүчилтөрөгч | In Mongolian = O | ऑक्सिजन | MR = O | Oksigen | In Malay = O | Ehēcayoh | En Nahuatl = O | Suerstoff | NDS = O | अक्सिजन | NEW = O | Oksygen | In Nynorsk = O | Oksygen | In Norwegian = O | Oxygen | OM = O | Oxygen | PAM = O | Tlen | In Polish = O | Oxigénio | In Portuguese = O | Muksichaq | In Quechua = O | Oxigen | In Romanian = O | Кислород | In Russian = O | Ossìgginu | In Sicilian = O | Kiseonik | In Serbo-Croatian = O | ඔක්සිජන් | SI = O | Kyslík | In Slovak = O | Kisik | In Slovenian = O | Oksigjeni | SQ = O | Кисеоник | In Serbian = O | Oksigén | SU = O | Syre | In Swedish = O | Oksijeni | In Swahili = O | ஆக்ஸிஜன் | In Tamil = O | ఆక్సిజన్ | TE = O | Оксиген | In Tajik = O | ออกซิเจน | In Thai = O | Oksiheno | In Tagalog = O | Oksijen | In Turkish = O | Кисень | In Ukrainian = O | Kislorod | In Uzbek = O | Ôxy | In Vietnamese = O | זויערשטאף | In Yiddisch = O | 氧 | In Chinese |
In Dutch | → Chemistry |
| O&O | Onderzoek en Ontwikkeling = R&D | Recherche et développement | In French = F&E | Forschung und Entwicklung | In German = R&D | Research and Development | In English = I+D | Investigación y Desarrollo | In Spanish = R&S | Ricerca e Sviluppo | In Italian = P&D | Pesquisa e Desenvolvimento | In Portuguese = FoU | Forsøk og Utvikling | In Norwegian |
In Dutch | → Research policy → Engineering, technology |
| OAB | Oost Arnhemse Boys | In Dutch | → Organizations and associations → Sport, physical exercises |
| OB | Onderling Bevriend | In Dutch | → Organizations and associations → Sport, physical exercises |
| OBV | Order Bossche Voetbalclub | In Dutch | → Organizations and associations → Football and rugby |
| OBW | Ooij's Blauw Wit | In Dutch | → Organizations and associations → Sport, physical exercises |
| OCW | Opzoekingscentrum voor de Wegenbouw | In Dutch | → Transport and postal services |
| ODB | Ons Doel Bereikt | In Dutch | → Organizations and associations → Sport, physical exercises |
| ODC | Overwinning Door Combinatie | In Dutch | → Organizations and associations → Sport, physical exercises |
| ODE | Overwinnen Door Eendracht | In Dutch | → Organizations and associations → Sport, physical exercises |
| ODI | Ontspanning Door Inspanning | In Dutch | → Organizations and associations → Sport, physical exercises |
| ODIN | Ons Doel Is Nuttig | In Dutch | → Organizations and associations → Sport, physical exercises |
| ODIO | Ons Doel Is Overwinnen | In Dutch | → Organizations and associations → Sport, physical exercises |
| ODIZ | Ons Doel Is Zegevieren | In Dutch | → Organizations and associations → Sport, physical exercises |
| ODO | Overwinnen Door Oefening | In Dutch | → Organizations and associations → Sport, physical exercises |
| ODO | Oefening Doet Overwinnen | In Dutch | → Organizations and associations → Sport, physical exercises |
| ODS | Oefening Doet Slagen | In Dutch | → Organizations and associations → Sport, physical exercises |
| ODV | Ontspanning Door Voetbal | In Dutch | → Organizations and associations → Football and rugby |
| OESO | Organisatie voor Economische Samenwerking en Ontwikkeling (www.oecd.org) = OECD | Organisation for Economic Cooperation and Development | In English = OCDE | Organisation de Coopération et de Développement Économique | In French = OCDE | Organizaţia de Cooperare şi Dezvoltare Economică | In Romanian = ΟΟΣΑ | Οργανισμός Οικονομικής Συνεργασίας και Ανάπτυξης | In Greek = OESO | Organisasie vir Ekonomiese Samewerking en Ontwikkeling | In Afrikaans = OCDE | Organització per a la Cooperació i el Desenvolupament Econòmic | In Catalan = ОИСР | Организация за икономическо сътрудничество и развитие | In Bulgarian = OECD | منظمة التعاون والتنمية الاقتصادية | In Arabic = OEKE | Organizaĵo pri Ekonomiaj Kunlaboro kaj Evoluigo | In Esperanto = OCDE | Organización para la Cooperación y el Desarrollo Económico | In Spanish = KHEE | Kooperazio eta Hazkunde Ekonomikorako Erakundea | In Basque = OCDE | Organisation de cooperation e de developament economic | In Interlingue = OECD | 경제 협력 개발 기구 | In Korean = OECD | 経済協力開発機構 | In Japanese = OCSE | Organizzazione per la Cooperazione e lo Sviluppo Economico | In Italian = OECD | 经济合作与发展组织 | In Chinese = OECD | Tổ chức Hợp tác và Phát triển Kinh tế | In Vietnamese = OECD | องค์การเพื่อความร่วมมือทางเศรษฐกิจและการพัฒนา | In Thai = ОЭСР | Организация экономического сотрудничества и развития | In Russian = OCDE | Organização para a Cooperação e Desenvolvimento Económico | In Portuguese |
In Dutch | → International relations → International economic cooperation |
| OFB | Oost Flakkese Boys | In Dutch | → Organizations and associations → Sport, physical exercises |
| OFC | Oostzaanse Football Club | In Dutch | → Organizations and associations → Football and rugby |
| OHVV | Ouden Hoornse Voetbal Vereniging | In Dutch | → Organizations and associations → Sport, physical exercises |
| OJC | ODI Juliana Combinatie | In Dutch | → Organizations and associations → Sport, physical exercises |
| OKSV | Overlangel en Keentse Voetbal Club | In Dutch | → Organizations and associations → Football and rugby |
| OKVC | Oldehoven Kommerzijlse Voetbal Club | In Dutch | → Organizations and associations → Football and rugby |
| OLIVEO | Onze Leus Is Vooruit En Overwinnen | In Dutch | → Organizations and associations → Sport, physical exercises |
| OLIVIO | Onze Leus Is Voorwaarts In Overwinning | In Dutch | → Organizations and associations → Sport, physical exercises |
| OMC | OSS Merwesteijn Combinatie | In Dutch | → Organizations and associations → Sport, physical exercises |
| OMFL | Ontwikkelingsmaatschappij Flevoland B.V. | In Dutch | |
| ONA | Ontspanning Na Arbeid | In Dutch | → Organizations and associations → Sport, physical exercises |
| ONB | Op Nije Begon'n | In Dutch | → Organizations and associations → Sport, physical exercises |
| ONDO | Op Naar De Overwinning | In Dutch | → Organizations and associations → Sport, physical exercises |
| ONI | Ontspanning Na Inspanning | In Dutch | → Organizations and associations → Sport, physical exercises |
| ONIT | Onze Naam Is Telefoon | In Dutch | |
| ONR | Oranje Nassau Roden | In Dutch | → Organizations and associations → Sport, physical exercises |
| ONS | Oranje Nassau Sneek | In Dutch | → Organizations and associations → Sport, physical exercises |
| ONS | Oranje Nassau Sportvereeniging | In Dutch | → Organizations and associations → Sport, physical exercises |
| ONT | Opeinde Nijega en De Tike | In Dutch | → Organizations and associations → Sport, physical exercises |
| ONV | Op Nieuw Verenigd | In Dutch | → Organizations and associations → Sport, physical exercises |
| OSC | Oosterhoutse Sport Club | In Dutch | → Organizations and associations → Sport, physical exercises |
| OSC | Orthense Sport Club | In Dutch | → Organizations and associations → Sport, physical exercises |
| OSC | Olstse Sport Club | In Dutch | → Organizations and associations → Sport, physical exercises |
| OSC | Ookmeer Schinkelhaven Combinatie | In Dutch | → Organizations and associations → Sport, physical exercises |
| OSDO | Ons Samenspel Doet Overwinnen | In Dutch | → Organizations and associations → Sport, physical exercises |
| OSI | Onze Sport Inspireert | In Dutch | → Organizations and associations → Sport, physical exercises |
| OSM | Omni Sportvereniging Maarssenbroek | In Dutch | → Organizations and associations → Sport, physical exercises |
| OSO | Omroep Sport Organisatie | In Dutch | → Organizations and associations → Sport, physical exercises |
| OSS | Oefening Staalt Spieren | In Dutch | → Organizations and associations → Sport, physical exercises |
| OSV | Overdinkelse Sport Vereniging | In Dutch | → Organizations and associations → Sport, physical exercises |
| OSV | Oostzaanse Sport Vereniging | In Dutch | → Organizations and associations → Sport, physical exercises |
| OT | Onafhankelijk Toneel | In Dutch | → Theatre |
| OVB | Organisatie ter Verbetering van de Binnenvisserij | In Dutch | → Organizations and associations |
| OVC | Ommense Voetbal Club | In Dutch | → Organizations and associations → Football and rugby |
| OVC | Oijense Voetbal Club | In Dutch | → Organizations and associations → Football and rugby |
| OVC | Oosterbeekse Voetbal Club | In Dutch | → Organizations and associations → Football and rugby |
| OVCS | Ophovense Voetbal Club Sittard | In Dutch | → Organizations and associations → Football and rugby |
| OVH | Ontspannings Vereniging Hercules | In Dutch | → Organizations and associations → Sport, physical exercises |
| OVV | Oostvoornse Voetbal Vereniging | In Dutch | → Organizations and associations → Football and rugby |
| OVV | Oosteinder Voetbal Vereniging | In Dutch | → Organizations and associations → 7963 |
| OVVO | Op Volharding Volgt Overwinning | In Dutch | → Organizations and associations → Sport, physical exercises |
| OWIOS | Over Winnen Is Ons Streven | In Dutch | → Organizations and associations → Sport, physical exercises |
| OZC | ODIS Zorgvlied Combinatie | In Dutch | → Organizations and associations → Sport, physical exercises |
| OZC | Ommer Zaterdag Club | In Dutch | → Organizations and associations → Sport, physical exercises |
| OZK | Oranje Zwart Kromhout | In Dutch | → Organizations and associations → Sport, physical exercises |
| OZOD | Overwinnen Zij Ons Doel | In Dutch | → Organizations and associations → Sport, physical exercises |
| OZW | Oud Zwart Wit | In Dutch | → Organizations and associations → Sport, physical exercises |
| P | Proline = P | Proline | In English = P | প্রোলিন | In Bengali = P | Prolina | In Catalan = P | Prolin | In Danish = P | Prolin | In German = P | Prolina | In Spanish = P | Prolino | In Esperanto = P | Proline | In French = P | 프롤린 | In Korean = P | Prolin | In Croatian = P | Prolin | In Indonesian = P | Prolina | In Italian = P | פרולין | In Hebrew = P | Prolīns | In Latvian = P | Prolin | In Letzeburgesh = P | Prolinas | In Lithuanian = P | Prolin | In Hungarian = P | プロリン | In Japanese = P | Prolina | In Polish = P | Prolina | In Portuguese = P | Пролин | In Russian = P | Proliini | In Finnish = P | Prolin | In Swedish = P | Prolin | In Turkish = P | Пролін | In Ukrainian = P | 脯氨酸 | In Chinese |
In Dutch | → Biochemistry, biophysics |
| P | Fosfor = P | Phosphor | In German = P | Phosphore | In French = P | Phosphorus | In English = P | Fósforo | In Esperanto |
In Dutch | → Chemistry |
| P&T | Post en Telegraaf | In Dutch | → Telecommunications → Transport and postal services |
| PAC | Progres - Afrikaander Boys Combinatie | In Dutch | → Organizations and associations → Sport, physical exercises |
| PAS | Personen uit het Autisme Spectrum | In Dutch | → Neurology |
| PCL | Permanente Commissie voor Leerlingenzorg | In Dutch | → Organizations and associations → Education |
| PDD-NOS | Pervasieve Ontwikkelingsstoornis-Niet Anderszins Omschreven | In Dutch | |
| PDE | Projectbureau Duurzame Energie | In Dutch | → Energy economics |
| PDK | Promotie Door Krachtsinspanning | In Dutch | → Organizations and associations → Sport, physical exercises |
| PEC | Post Energie Combinatie | In Dutch | → Organizations and associations → Sport, physical exercises |
| PFC | Puttense Football Club | In Dutch | → Organizations and associations → Football and rugby |
| PGEM | Provinciale Gelderse Electriciteits Maatschappij | In Dutch | → Organizations and associations → Sport, physical exercises → Electrical engineering |
| PGS | Personeelsvereniging Gemeente Secretarie | In Dutch | → Organizations and associations |
| PH | Prins Hendrik | In Dutch | |
| PHP | Passiefhuis-Platform | In Dutch | → Energy economics → Building |
| PI | Pedologisch Instituut | In Dutch | → Education |
| PIJ | Plaatsing in justitiële inrichting | In Dutch | |
| PJ | Prinses Juliana | In Dutch | |
| PJC | Pekelder Boys Jupiter Combinatie | In Dutch | → Organizations and associations → Sport, physical exercises |
| PKC | Peizerweg Kring Combinatie | In Dutch | → Organizations and associations → Sport, physical exercises |
| PKN | Protestantse Kerk in Nederland | In Dutch | → Protestant churches |
| POC | Personeels Opvang Centrum Homburg | In Dutch | → Organizations and associations → Sport, physical exercises |
| PPM | Prioriteitsprogramma Materialenonderzoek | In Dutch | → 620 |
| PPSC | Pro Patria Stormvogel Combinatie | In Dutch | → Organizations and associations → Sport, physical exercises |
| PRO | Praktijkonderwijs | In Dutch | → Education |
| PROO | Programma voor onderwijsonderzoek | In Dutch | → Education |
| PSCK | Parochie Sport Club Kalf | In Dutch | → Organizations and associations → Sport, physical exercises |
| PSK | Philippiense Sport Kring | In Dutch | → Organizations and associations → Sport, physical exercises |
| PSM | Patronaat Sint Martinus | In Dutch | → Organizations and associations |
| PSV | Philips Sport Vereniging | In Dutch | → Organizations and associations → Sport, physical exercises |
| PSV | Posterholtse Sport Vereniging | In Dutch | → Organizations and associations → Sport, physical exercises |
| PSZ | Prettige Spelers Zegevieren | In Dutch | → Organizations and associations → Sport, physical exercises |
| PTT | Post Telegraaf Telefoon | In Dutch | → Telecommunications → Transport and postal services |
| PVA | Psychische Vermoeidheid in de Arbeidssituatie | In Dutch | → Psychology → Labour, labour economics |
| PVC | Pedo Volucri Cogimus | In Dutch | → Organizations and associations → Sport, physical exercises |
| PVCV | Patronaats Voetbal Club Vleuten | In Dutch | → Organizations and associations → Football and rugby |
| PvdA | Partij van de Arbeid | In Dutch | → Political parties and movements |
| PVDV | Plezierig Vertoeven Door Vriendschap | In Dutch | → Organizations and associations → Sport, physical exercises |
| PVF | Personeels Vereniging Fokker | In Dutch | → Organizations and associations → Sport, physical exercises |
| PVL | Periventriculaire Leukomalacie = PVL | Periventrikuläre Leukomalazie | In German = PVL | Periventricular Leukomalacia | In English = LMPV | Leucomalacie périventriculaire | In French |
In Dutch | → Obstetrics → Neurology |
| PVS | Parochie Voetbalclub Sint Servaas | In Dutch | → Organizations and associations → Sport, physical exercises |
| PVSS | Personeels Vereniging Stads Schouwburg | In Dutch | → Organizations and associations → Sport, physical exercises |
| PVV | Peaparkse Voetbal Vereniging | In Dutch | → Organizations and associations → Football and rugby |
| PVWA | Personeels Vereniging Werkspoor Amsterdam | In Dutch | → Organizations and associations → Sport, physical exercises |
| PW | Prinses Wilhelmina | In Dutch | |
| PWC | Pieterburen Westernieland Combinatie | In Dutch | → Organizations and associations → Sport, physical exercises |
| PZH | Provincie Zuid Holland | In Dutch | → Organizations and associations → Sport, physical exercises |
| Q | Glutamine = Q | Glutamine | In English = Q | Glutamina | In Catalan = Q | Glutamin | In Czech = Q | Glutamin | In German = Q | Glutamina | In Spanish = Q | Glutamino | In Esperanto = Q | Glutamine | In French = Q | 글루타민 | In Korean = Q | Glutamin | In Indonesian = Q | Glutammina | In Italian = Q | גלוטמין | In Hebrew = Q | Glutamīns | In Latvian = Q | Glutamin | In Letzeburgesh = Q | Glutaminas | In Lithuanian = Q | グルタミン | In Japanese = Q | Glutamina | In Polish = Q | Glutamina | In Portuguese = Q | Глутамин | In Russian = Q | Glutamín | In Slovak = Q | Глутамин | In Serbian = Q | Glutamiini | In Finnish = Q | Glutamin | In Swedish = Q | Glutamin | In Turkish = Q | Глутамін | In Ukrainian = Q | 穀氨醯胺 | In Chinese |
In Dutch | → Biochemistry, biophysics |
| R | Arginine = R | Arginine | In English = R | Arginina | In Catalan = R | Arginin | In Czech = R | Arginin | In German = R | Arginina | In Spanish = R | Arginino | In Esperanto = R | Arginine | In French = R | 아르기닌 | In Korean = R | Arginin | In Croatian = R | Arginin | In Indonesian = R | Arginina | In Italian = R | ארגינין | In Hebrew = R | Arginīns | In Latvian = R | Arginin | In Letzeburgesh = R | Argininas | In Lithuanian = R | アルギニン | In Japanese = R | آرګېنين | In Pashto = R | Arginina | In Polish = R | Arginina | In Portuguese = R | Аргинин | In Russian = R | Arginín | In Slovak = R | Arginiini | In Finnish = R | Arginin | In Swedish = R | Arginin | In Turkish = R | Аргінін | In Ukrainian = R | 精氨酸 | In Chinese |
In Dutch | → Biochemistry, biophysics |
| REC | Regionale Expertisecentra | In Dutch | → Education |
| RIVM | Rijksinstituut voor Volkshygiene en Milieu | In Dutch | |
| RIVM | Rijksinstituut voor Volksgezondheid en Milieu | In Dutch | |
| RND | Raad Nederlandse Detailhandel | In Dutch | → Organizations and associations → Trade |
| RSFSR | Russische Socialistische Federatieve Sovjetrepubliek = RSFSR | Russiske Sosialistiske Føderative Sovjet-Republikken | In Nynorsk = RSFSR | Republica Socialistă Federativă Sovietică Rusă | In Romanian |
In Dutch | → Politics → Geography |
| RSKV | Rooms Katholieke Sport Vereniging | In Dutch | → Organizations and associations → Roman catholic church → Sport, physical exercises |
| RSV | Rijswijkse Sport Vereniging | In Dutch | → Organizations and associations → Sport, physical exercises |
| RVB | Raad voor het Vrije Beroep | In Dutch | → Organizations and associations |
| RVC | Regionale Verwijzings Commissie | In Dutch | → Organizations and associations → Education |
| RVC-VO | Regionale Verwijzingscommissie - Voortgezet Onderwijs | In Dutch | → Organizations and associations → Education |
| RVDJ | Raad voor de Journalistiek | In Dutch | → Organizations and associations → Newspapers, journalism |
| RVV | Rotterdamse Voetbal Vereniging | In Dutch | → Organizations and associations → Football and rugby |
| S | Zwavel = S | Soufre | In French = S | Swawel | In Afrikaans = S | كبريت | In Arabic = S | Azufre | In Asturian = S | Kükürd | In Azerbaijani = S | Сера | In Belarusian = S | Сяра | In Bulgarian = S | গন্ধক | In Bengali = S | Sumpor | In Bosnian = S | Sofre | In Catalan = S | Zolfu | In Corsican = S | Síra | In Czech = S | Sylffwr | In Welsh = S | Svovl | In Danish = S | Schwefel | In German = S | Θείο | In Greek = S | Sulfur | In English = S | Sulfuro | In Esperanto = S | Azufre | In Spanish = S | Väävel | In Estonian = S | Sufre | In Basque = S | گوگرد | In Persian = S | Rikki | In Finnish = S | Solfar | In Friulian = S | Xofre | In Galician = S | גופרית | In Hebrew = S | गन्धक | In Hindi = S | Sumpor | In Croatian = S | Souf | HT = S | Kén | In Hungarian = S | Ծծումբ | In Armenian = S | Belerang | In Indonesian = S | Sulfo | In Ido = S | Brennisteinn | In Icelandic = S | Zolfo | In Italian = S | 硫黄 | In Japanese = S | 황 | In Korean = S | Kibrît | In Kurdish = S | Schwiefel | In Letzeburgesh = S | Solfer | LI = S | Siera | In Lithuanian = S | Sērs | In Latvian = S | Pungatara | In Māori = S | Сулфур | In Macedonian = S | ഗന്ധകം | In Malayalam = S | Хүхэр | In Mongolian = S | सल्फर | MR = S | Swevel | NDS = S | Svovel | In Nynorsk = S | Svovel | In Norwegian = S | Sulfre | NOV = S | Sofre | In Occitan = S | Siarka | In Polish = S | Enxofre | In Portuguese = S | Salina | In Quechua = S | Sulf | In Romanian = S | Сера | In Russian = S | Surfi | In Sicilian = S | Sumpor | In Serbo-Croatian = S | Síra | In Slovak = S | Žveplo | In Slovenian = S | Squfuri | SQ = S | Сумпор | In Serbian = S | Walirang | SU = S | Svavel | In Swedish = S | Sulfuri | In Swahili = S | கந்தகம் | In Tamil = S | గంధకము | TE = S | กำมะถัน | In Thai = S | Kükürt | In Turkish = S | Сірка | In Ukrainian = S | Oltingugurt | In Uzbek = S | Lưu huỳnh | In Vietnamese = S | שװעבל | In Yiddisch = S | 硫 | In Chinese |
In Dutch | → Chemistry |
| S | Serine = S | Serine | In English = S | سيرين | In Arabic = S | Serina | In Catalan = S | Serin | In Czech = S | Serin | In Danish = S | Serin | In German = S | Serina | In Spanish = S | Serino | In Esperanto = S | Sérine | In French = S | 세린 | In Korean = S | Serin | In Croatian = S | Serin | In Indonesian = S | Serina | In Italian = S | סרין | In Hebrew = S | Serīns | In Latvian = S | Serin | In Letzeburgesh = S | Serinas | In Lithuanian = S | セリン | In Japanese = S | Serin | In Norwegian = S | Seryna | In Polish = S | Serina | In Portuguese = S | Серин | In Russian = S | Seriini | In Finnish = S | Serin | In Swedish = S | செர்ரீன் | In Tamil = S | Serin | In Turkish = S | Серин | In Ukrainian = S | 絲氨酸 | In Chinese |
In Dutch | → Biochemistry, biophysics |
| SADOVER | SAmenwerking op het gebied van de DOcumentatie over VERkeerswezen | In Dutch | → Libraries → Transport and postal services |
| SaRO | Stimuleringsactie Rechtswetenschappelijk Onderzoek | In Dutch | → Law, jurisprudence |
| SBO | Sectorbestuur Onderwijsarbeidsmarkt | In Dutch | → Labour, labour economics |
| SBO | Speciale school voor basisonderwijs | In Dutch | → Education |