O
- Kodo
- Signifo
- Lingvo
- Temoj
- OVM
- Oudervereniging voor de Moraal
- In Dutch
- ÖVN
- Österreichischer Verein für Navigation (www.ovn.at)
= AIN | Austrian Institute of Navigation | In English
- In German
- OVNI
- Objectes Voladors No Identificats
- In Catalan
- OVNI
- Objet Volant Non Identifié
= OVNI | Objecte Volador No Identificat | In Catalan
= НЛО | Неидентифициран летящ обект | In Bulgarian
= OVNI | Objeto Volador No Identificado | In Spanish
= UFO | Unidentifiziertes Flugobjekt | In German
= UFO | Unidentified Flying Object | In English
= UFO | Unknown Flying Object | In English
= UFO | Uidentificeret flyvende objekt | In Danish
= NIFO | Neidentigita Fluganta Objekto | In Esperanto
= UFO | Unbekend fleanend objekt | In Frisian
= עב"מ | עצם בלתי מזוהה | In Hebrew
= OVNI | Oggetto Volante Non Identificato | In Italian
= NLO | Neidentificēts lidojošs objekts | In Latvian
= UFO | Uidentifisert flygende objekt | In Norwegian
= UFO | Uidentifisert flygande objekt | In Nynorsk
= NOL | Niezidentyfikowany Obiekt Latający | In Polish
= OVNI | Objeto Voador Não Identificado | In Portuguese
= OZN | Obiect Zburător Neidentificat | In Romanian
= НЛО | Неопознанный летающий объект | In Russian
= NLO | Neidentifikovani leteći objekat | In Serbo-Croatian - In French
- OVNI
- Objecte Volador No Identificat
= НЛО, UFO, NIFO, עב"מ, NLO, NOL, OZN (look above)
- In Catalan
- OVNI
- Objeto Volador No Identificado
= НЛО, UFO, NIFO, עב"מ, NLO, NOL, OZN (look above)
- In Spanish
- OVNI
- Oggetto Volante Non Identificato
= НЛО, UFO, NIFO, עב"מ, NLO, NOL, OZN (look above)
- In Italian
- OVNI
- Objeto Voador Não Identificado
= НЛО, UFO, NIFO, עב"מ, NLO, NOL, OZN (look above)
- In Portuguese
- OVPR
- Office of the Vice President for Research
- In English
- OVR
- Opération Villages Roumains
- In French
- OVS
- Observation of Variable Stars
- In English
- ÖVSV
- Österreichischer Versuchssenderverband
- In German
- OVT
- Onvoltooid Verleden Tijd
- In Dutch
- ÖVV
- Österreichischer Volleyball Verband (www.volleynet.at)
- In French
- OVV
- Oostvoornse Voetbal Vereniging
- In Dutch
- OVV
- Oosteinder Voetbal Vereniging
- In Dutch
- OVV
- Onder Vermelding Van
- In Dutch
- OVV
- Overlegcentrum van Vlaamse Verenigingen
- In Dutch
- OVVO
- Op Volharding Volgt Overwinning
- In Dutch
- OW
- Optical Window
- In English
- ÖWA
- Österreichische Webanalyse (www.oewa.at)
- In German
- OWASP
- Open Web Application Security Project (www.owasp.org)
- In English
- ÖWAV
- Österreichischer Wasser- und Abfallwirtschaftsverband (www.oewav.at)
- In German
- OWD
- One-Way Doppler
- In English
- OWDE
- One-Way Doppler Extraction
- In English
- OWF
- Optimum Working Frequency
- In English
- ÖWiG
- Österreischische Wissenschaftsgesellschaft (www.oewig.at)
- In German
- OWIOS
- Over Winnen Is Ons Streven
- In Dutch
- OWL
- Web Ontology Language
- In English
- OWL
- Ostwestfalen-Darts-Liga
- In German
- OWL-D
- Ontology Web Language Description Logics
- In English
- OWL-S
- Web Ontology Language for Web Services
- In English
- OWP
- Organizacja Wyzwolenia Palestyny
= PLO | Palestine Liberation Organization | In English
= FAT | Fələstin Azadlıq Təşkilatı | In Azerbaijani
= ООП | Организация за освобождение на Палестина | In Bulgarian
= OAP | Organització per a l'Alliberament de Palestina | In Catalan
= OOP | Organizace pro osvobození Palestiny | In Czech
= OLP | Organización para la Liberación de Palestina | In Spanish
= OLP | Organisation de Libération de la Palestine | In French
= PAE | Palestinaren Askapenerako Erakundea | In Basque
= OLP | Organizaĵo por Liberigo de Palestino | In Esperanto
= OLP | Organización para a Liberación da Palestina | In Galician
= PLO | 팔레스타인 해방기구 | In Korean
= OLP | Organização para a Libertação da Palestina | In Portuguese
= PLO | パレスチナ解放機構 | In Japanese
= ПЛО | Палестинската ослободителна организација | In Macedonian
= PIO | Palestinos išsivadavimo organizacija | In Lithuanian
= პგო | პალესტინის განთავისუფლების ორგანიზაცია | In Georgian
= OLP | Organizzazione per la Liberazione della Palestina | In Italian
= ООП | Организация освобождения Палестины | In Russian
= ПЛО | Палестинска ослободилачка организација | In Serbian
= PLO | 巴勒斯坦解放組織 | In Chinese languages
= OВП | Організація визволення Палестини | In Ukrainian
= FKÖ | Filistin Kurtuluş Örgütü | In Turkish - In Polish
- OWSE
- OSSTMM Wireless Security Expert
- In English
- OWTRAD
- Old World Traditional Trade Routes (Project)
- In English
- OXCs
- Optical cross connects
- In English
- OxfOO
- Oxford University Observatory Observations
- In English
- OxM
- Oxidation of Metals
- In English
- OYCF
- Overseas Young Chinese Forum
- In English
- OZC
- ODIS Zorgvlied Combinatie
- In Dutch
- OZC
- Ommer Zaterdag Club
- In Dutch
- OZK
- Oranje Zwart Kromhout
- In Dutch
- OZN
- Obiect Zburător Neidentificat
= OVNI, НЛО, UFO, NIFO, עב"מ, NLO, NOL, OZN (look above)
- In Romanian
- OZN
- Organizacija Združenih Narodov (https://www.un.org/)
= UN | Unuiĝintaj 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
= OSN | Organizace Spojených Národů | In Czech
= ПНО | Пĕрлешнĕ Нацисен Организацийĕ | In Chuvash
= ՄԱԿ | Միավորված Ազգերի Կազմակերպություն | In Armenian
= FN | Feriene Naasjes | In Frisian
= UN | United Nations | In English
= NBE | Nazio Batuen Erakundea | In Basque
= ONU | Organizacion de las Nacions 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 | In Franco-Provençal
= 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
= 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 | In Low German
= ST | Sameindu Tjóðir | In Faroese
= HN | Huñusqa Nasyunkuna | In Quechuan languages
= PBB | Pertubuhan Bangsa-bangsa Bersatu | In Malay
= NA | Na Náisiúin Aontaithe | In Irish
= NY | Neteweyên Yekbûyî | In Kurdish
= ÜRO | Ühinenud Rahvaste Organisatsioon | In Estonian
= SÞ | Sameinuðu þjóðanna | In Icelandic
= ONI | Organizasyon di sé Nasyonzini | In French Guianese Creole
= ЕМрО | Еидгылоу Амилаҭқәа Рорганизациа | In Abkhazian
= ДЛО | Дунэе Лъэпкъ Организацие | In Adyghe
= የተ.መ.ድ. | የተባበሩት መንግሥታት ድርጅት | In Amharic
= ЦМГІ | Цолъарал Миллатазул ГІуцІи | In Avar
= BMT | Birləşmiş Millətlər Təşkilatı | In Azerbaijani
= VN | Vaoantn Nationa | In Austro-Bavarian
= JTO | Jongtėniu Tautū Uorganėzacėjė | SGS
= БМО | Берләшкән Милләттәр Ойошмаһы | In Bashkir
= НҮБ | Нэгэдэһэн Үндэһэтэнэй Байгуулга | BXR
= BM | Birleşken Milletler | In Crimean Tatar
= CU | Cenhedloedd Unedig | In Welsh
= ONU | Organización las Nacionis Unías | In Extremaduran
= އ.ދ | އެކުވެރި ދައުލަތްތައް | In Dhivehi
= ÜRO | Ütistünüisi Rahvidõ Organisatsiuun | VRO
= ÜR | Ütistünüq Rahvaq | VRO
= YK | Yhdistyneet kansakunnat | In Finnish
= UN | Ujedinjeni narodi | In Croatian
= ONU | Organizazion des Nazions Unidis | In Friulian
= ONU | Organización das Nacións Unidas | In Galician
= AU | Ny h-Ashoonyn Unnaneysit | In Manx
= UN | United Nations | In Fiji Hindi
= ENSZ | Egyesült Nemzetek Szervezete | In Hungarian
= ՄԱԿ | Միաւորուած Ազգերու Կազմակերպութիւն | In Western Armenian
= ONU | Organisation del Nationes Unite | In Interlingua
= PBB | Perserikatan Bangsa-Bangsa | In Indonesian
= OUN | Organisation del Unit Nationes | In Interlingue
= PBB | Pasarékatan Bangsa-Bangsa | In Javanese
= BMSh | Birlesken Milletler Shólkemi | In Karakalpak
= გაერო | გაერთიანებული ერების ორგანიზაცია | In Georgian
= ЛъЗ | Лъэпкъ Зэгуэтхэр | In Kabardian
= БМО | Бирлешген Миллетлени Организациясы | In Karachay-Balkar
= ӦВК | Ӧтувтчӧм Войтыръяслӧн Котыр | In Komi
= БУУ | Бириккен Улуттар Уюму | In Kirghiz
= СМТ | Садхьанвай миллетрин тешкилат | LEZ
= NU | Nasiones Unida | In Lingua Franca Nova
= VN | Verenigde Naties | In Limburgish
= ÜNU | Urganizaziun di Naziun Ünii | In Lombard
= LIBIMO | Lisangá lya Bikólo bya Mokili mobimba | In Lingala
= LBM | Lisangá lya Bikólo bya Molɔ́ngɔ́ | In Lingala
= JTO | Jungtinių Tautų Organizacija | In Lithuanian
= ANO | Apvienoto Nāciju Organizācija | In Latvian
= PBB | Pasarékatan Bangsa-Bangsa | BMS
= FM | Firenena Mikambana | MLG
= ИНО | Иктыш ушнышо Наций-влак Организаций | MHR
= PBB | Pasarikatan Banso-Banso | MIN
= ООН | Организација на обединетите нации | In Macedonian
= НҮБ | Нэгдсэн Үндэстний Байгууллага | In Mongolian
= संरा | संयुक्त राष्ट्रे | In Marathi
= SN | Dei sameinte nasjonane | In Nynorsk
= FN | De forente nasjoner | In Norwegian
= ߡ.ߟ.ߛ | ߡߊ߲߬ߕߏ߲ ߘߍ߬ߣߍ߲ ߛߌ߲߬ߝߏ߲߬ߧߊ߬ߟߌ | NQO
= ONE | Organisatioun des Natiouns Eunies | In Norman
= ИНО | Иугонд Нациты Организаци | In Ossetian
= HA | Huñusqa Aylluskakuna | In Quechuan languages
= ONU | Organisassion dle Nassion Unìe | PMS
= ONU | Organisaziun da las Naziuns unidas | In Romansh
= ОЗН | Орґанізація Зъєдиненых Націй | RUE
= ХНТ | Холбоһуктаах Нациялар Тэрилтэлэрэ | SAH
= UNO | Unitit Naitions Organisation | SCO
= UN | Unitit Naitions | SCO
= ON | Ovttastuvvan Našuvnnat | In Northern Sami
= MNP | Mubatanidzwa weNyika Pasirose | SNA
= QM | Qaramada Midoobay | In Somali
= OKB | Organizata e Kombeve të Bashkuara | In Albanian
= PBB | Perserikatan Bangsa-Bangsa | In Sundanese
= СММ | Созмони Милали Муттаҳид | In Tajik
= BMG | Birleşen Milletler Guramasy | TUK
= БМО | Берләшкән Милләтләр Оешмасы | In Tatar
= ОНО | Огазеяськем Нациослэн Организацизы | UDM
= ONU | Organixasion dełe Nasion Unìe | VEC
= ÜRO | Ühtenzoittud Rahvahiden Organizacii | VEP
= ÜRK | Ühthižrahvazkundad | VEP
= ÜN | Ühtištetad Nacijad | VEP
= NNP | Nogan Netas Pebalöl | In Volapük
= ONU | Organizåcion des Nåcions Uneyes | In Walloon
= KMX | Kureelu Mbootayu Xeet yi | WOL
= AOA | Àgbájọ àwọn Orílẹ̀-èdè Aṣòkan | In Yoruba - In Slovenian
- OZO
- Oranje Zal Overwinnen
- In Dutch
- OZOD
- Overwinnen Zij Ons Doel
- In Dutch
- ÖZS
- Österreichische Zeitschrift für Soziologie (www.oezs-digital.de)
- In German
- OzSE
- Ozone: Science and Engineering
- In English
- OZW
- Oud Zwart Wit
- In Dutch
- OВП
- Організація визволення Палестини
= OWP, PLO, FAT, ООП, OAP, OOP, OLP, PAE, ПЛО, PIO, პგო, FKÖ (look above)
- In Ukrainian