Abbreviations beginning with o

ORAROutdoor Recreation Access Route
Sports

ORARGOnline Rhythm Action Racing Game
Miscellaneous

ORARIOrganisasi Amatir Radio Indonesia (Indonesian Amateur Radio Organization)
Miscellaneous

ORASOil Region Astronomical Society
Academic & Science » Societies

ORASOral Recurrent Aphthous Stomatitis
Academic & Science

ORASOmega Ruby Alpha Sapphire
Computing » Gaming

ORASOracle Real Application Security
Computing » IT

ORASOhio Risk Assessment System
Miscellaneous » Unclassified

ORASOil Region Astronomical Society
Miscellaneous » Unclassified

ORASOmega Ruby and Alpha Sapphire
Miscellaneous » Unclassified

ORASOrganisatie Rationele Studenten (Netherlands)
Miscellaneous

ORASOrganized Response for the Advancement of Society (Philippines)
Miscellaneous

ORASISObject Oriented Approaches in Software Development
Academic & Science

ORASISOptical Real-Time Adaptive Signature Identification System
Community

ORASSObject-Relationship-Attribute model for Semi-Structured data (also seen as ORA-SS)
Community

ORASSOperation Reach All Secondary Schools (Nigeria)
Miscellaneous

ORA-SSObject-Relationship-Attribute model for Semi-Structured data (also seen as ORASS)
Community

ORATOptical Raman Amplification Technologies (Sprint)
Academic & Science