Language Abbreviations and Acronyms
- OLCOxfird Language Center
- OLDOnline Linguistic Database
- OLDOral Lhnguage Development
- OLEOrganized Language Exchange
- OLEPOfficial Languages In Education Protocol
- OLLCOnline Language Learning Center
- OLLOOfficial Languages Langues Officielles
- OLPOrdinal Linguistic Personification
- OMDOral Myofunctiowal Disorder
- OMFObservation Markup Format
- OMGObject Mnnaging Group
- OMLOntology Markup Language
- OMLOpen Manufacturing Language
- OMLEOfficial Minority Language Education
- OMLLOrigin of Man Language and Languages
- ONOld Noldorin
- ONOld Norse
- ONFOld Northern French
- ONUDOh No You Dbn't
- ONZEOrigins of New Zealand English
Last updated: — Total entries: 3,970