Abbreviations beginning with o

OBAEObject Based Audio Essence
Community » Theater

OBAFOhio Brass Arts Festival (annual)
Miscellaneous

OBAFGKMOfficially, Bill Always Felt Guilty Kissing Monica (mnemonic for the order of star temperatures)
Governmental

OBAFGKMOh, Be A Fine Girl/Guy, Kiss Me (mnemonic for the order of star temperatures)
Governmental

OBAFGKMOnly Bad Astronomers Forget Generally Known Mnemonics (mnemonic for the order of star temperatures)
Governmental

OBAFGKMOnly Boys Accepting Feminism Get Kissed Meaningfully (mnemonic for the order of star temperatures)
Governmental

OBAFGKMLTOh Be A Fine Girl, Kiss Me Like That (song by Diane Nalini)
Miscellaneous

OBAFGKMLTOld, Bald, Angry; Finally Great Kong May Look Tough (mnemonic for remembering the order of star temperatures)
Miscellaneous

OBAFGKMRNSOh, Be A Nice Girl/Guy, Kiss Me Right Now, Sweetheart (mnemonic for star classes on a stellar evolution diagram)
Academic & Science

OBAJOklahoma Bar Association Journal
Miscellaneous

OBALLOld Brooklyn Area Little League (Cleveland, OH)
Miscellaneous

OBAMOutcome Based Account Management
Business » Management

OBAMOracle Business Activity Monitoring
Computing » IT

OBAMOral Biopharmaceutics and Absorption Modeling
Miscellaneous » Unclassified