What does O Mean?

Browse 191 acronyms and abbreviations related to O.

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  • Obedience
  • Obedient
  • Olympics
  • Out
  • Outdoor
  • Out
  • Overall impression
  • Toy train railroad gauge (2 1/4 inch wide, originated in Germany)
  • Measurement of Cloud Cover
  • Ohne Hauch (antigen)
  • Ost/Osten (German: East)
  • Optional Levels (board test for high schoolers, UK)
  • Origin Server (Internet)
  • Morally Offensive (Catholic movie rating)
  • Over to You (radio communications)
  • Oberst (German)
  • Omikron (German: Omicron; 15th letter of the Greek alphabet)
  • Outliers
  • Omit
  • Defensive Team (sports/coaching)
  • Obstacle (course)
  • Orthogonal (mathematics)
  • Observation (US military aircraft designation; as in O-1)
  • Oprah (magazine)
  • Othello
Nearby & Related
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O&BLI means
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