Abbreviations that start with the letter: O (6,756 entries)

		OAPCA	Olympic Air Pollution Control Authority	Community » Law
		OAPEC	Organization of Arab Petroleum Exporting Countries	Business » International Business
		OAPEC	Petrol Ihraç Eden Arap ÜLkeleri ÖRgüTü	International » Turkish
		OAPO	Eastern Pacific Tuna Fishing Organization	Academic & Science » Ocean Science
		OAPS	Ottawa, Arnprior, & Parry Sound Railway	Regional » Railroads
		OAPSR	Ottawa, Arnprior, & Parry Sound Railway	Regional » Railroads
		OAQ	Occasionally Asked Questions	Internet » Chat
		OAQ	Office of Air Quality	Governmental » US Government
		OAQ	Outdoor Air Quality	Governmental » US Government
		OAR	Of A Revolution	Governmental » Military
		OAR	Of A Revolution	Miscellaneous » Unit Measures
		OAR	Offal And Regurgitation	Medical » Physiology
		OAR	Office of Oceanic and Atmospheric Research	Academic & Science » Ocean Science
		OAR	Office of Oceanic and Atmospheric Research	Governmental » US Government
		OAR	Office of Oceanic and Atmospheric Research	Academic & Science » Meteorology
		OAR	Ohio Art Company	Business » AMEX Symbols
		OAR	Old Augusta Railroad Company	Regional » Railroads
		OAR	Operation Air Raid	Governmental » Military
		OAR	Organization for Autism Research	Community » Non-Profit Organizations
		OAR	Original Aspect Ratio	Computing » General
		OAR	Overhead Absorption Rate	Business » Accounting
		OAR	Oxford Applied Research	Business » Firms
		OARS	Onsite Agent's Reference Set	Computing » General
		OARS	Opening Automated Report Service	Business » General
		OAS	Offensive Air Support	Governmental » Military
		OAS	Office Administration System	Computing » Software
		OAS	Office of Aircraft Services	Governmental » Transportation
		OAS	Office of Applied Studies	Governmental » US Government
		OAS	Office of Applied Studies	Academic & Science » Universities
		OAS	Old Age Security	Governmental
		OAS	Old Age Security	Business » Mortgage
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