English abbreviations from os-d to osc
- OS&D (Over, Short & Damage (Report))
- OS/OD (Overall size/overall diameter)
- OS2 (Operating System/2)
- OSA (Overseas Contingency Operation Support Assignments)
- O.S.A. (Ordo [Eremitarum] Sancti Augustini (Augustinians))
- OSAMA (Oh Shit! American Missiles Again!)
- OSAP (Ontario Student Assistance Program)
- OSAS (Open Space Access Survey)
- OSAT (Out-Of-Service Analog Test)
- OSB (Grand Glaize-Osage Beach Airport (FAA: K15))
- O.S.B. (Ordo Sancti Benedicti (Benedictines))
- OSBL (OutSide the Battery Limit)
- OSC (Oscoda-Wurtsmith Airport)
- O.S.C. (Oblati Sancti Caroli (Oblate Fathers of St. Charles))