OAS Synonyms

Organization of American States operational assessment system operational analysis system open architecture system open application system open access system online advertising system office automation system optical absorption spectroscopy operational airworthiness system operational analysis support order administration system operational availability system operational assessment support oceanic and atmospheric sciences object-oriented analysis and design eac countries refuge IES paradise palmyra Ios haven dare ais retreat sanctuary waterhole watering hole APEC natural spring ASEAN OIS ageing spring aging