O


Also found in: Dictionary, Thesaurus, Medical, Financial, Encyclopedia, Wikipedia.
AcronymDefinition
OOh
OOutstanding
OOxygen
OOfficer (military)
OOperator (telephone)
OOctal
OOfficial
OOrganization
OOutdoor
OOrange
OOut (baseball)
OOperations
ONew Orleans, Louisiana (mint mark)
OOscar (aviation letter code)
OOutput
OOffensive (Catholic movie rating)
OOrgasm
OOrtho (Benzene)
OHug(s)
OOperational
OObserver
OOrganizational
OOrder of Magnitude (computer algorithms)
OOxide
OOtis (Redding)
OImmediate (logging abbreviation)
OOdin
oOhm
OOscar Robertson (former NBA player)
OOprah (magazine)
OOuest (French: west)
OOthello
OObservation (US military aircraft designation; as in O-1)
OOrthogonal (mathematics)
OObstacle (course)
ODefensive Team (sports/coaching)
OOmit
OOutliers
OOmikron (German: Omicron; 15th letter of the Greek alphabet)
OOberst (German)
OOver to You (radio communications)
OMorally Offensive (Catholic movie rating)
OOrigin Server (Internet)
OOptional Levels (board test for high schoolers, UK)
OOhne Hauch (antigen)
OOst/Osten (German: East)
OMeasurement of Cloud Cover
OToy train railroad gauge (2 1/4 inch wide, originated in Germany)