All abbreviations and full forms starting with O

Browse 50 abbreviations beginning with "O".

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Abbreviation Full Form Category
O2ICOfficer 2nd In CommandOthers
O2KOffice 2000Others
O2LON2LONDONOthers
O2LOur Second LifeOthers
O2LOver Two LiterOthers
O2LOxygen level in 'spacecraft, spacelab:Others
O2MOne to ManyOthers
O2OObserve to ObeyOthers
O2OOnline to OfflineOthers
O2OOrganization to OrganizationOthers
O2SOpen Two SeaterOthers
O2SOxygen SensorOthers
O2SHOxygen Sensor HeaterOthers
O2TOriginator to TargetOthers
O2TOxygen ThiefOthers
O2UO2-UtilizationOthers
O2VOutdoor to VehicleOthers
O2WOil to WaterOthers
O3Officer grade: Lieutenant or CaptainOthers
O3OzoneOthers
O35HOLLIS Municipal Airport, Hollis, OklahomaOthers
O365UGOffice 365 Users GroupOthers
O39Oversea-Chinese Banking Corp. LimitedOthers
O3bOther 3 billionOthers
O3COil Cooled Combustion ChamberOthers
O3Oo3oOthers
O4Officer grade: Captain or ColonelOthers
O4Officer grade: Commander or Lieutenant ColonelOthers
O4Officer grade: Lieutenant Commander or MajorOthers
O41Watts- Woodland Airport, Woodland, California USAOthers
O42Woodlake Airport, Woodlake, California USAOthers
O48Little River Airport, Little River, California USAOthers
O4DOpen For DevelopersOthers
O4NOn Foe NemOthers
O4SOpen Four SeaterOthers
O4UOnly For YouOthers
O5Overseer Level 5Others
O7Officer grade: Commodore, Rear Admiral (Lower Half), or Brigadier GeneralOthers
O7WOh Why Oh Why Oh Why Oh Why Oh Why Oh Why Oh WhyOthers
O8Officer grade: Rear Admiral (Upper Half), or Major GeneralOthers
O9Officer grade: Vice Admiral or Lieutenant GeneralOthers
OAObadiah AbbeOthers
OAOben AngefOthers
OAObject AdapterOthers
OAObject AddressOthers
OAObjective AreaOthers
OAObstructive ApnoeaOthers
OAOccipital ArteryOthers
OAOcciput AnteriorOthers
OAOcular AlbinismOthers
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