What does OA stand for?

What does OA mean?

OA	Overall Governmental » Transportation
OA	Overall Governmental » Military
OA	Overall Governmental » NASA
OA	OsteoArthritis Medical » Physiology
OA	OsteoArthritis Governmental » FDA
OA	Open Access Computing » Networking
OA	Office of Administration Governmental » US Government
OA	Office of Administration Academic & Science » Ocean Science
OA	Olympic Airways Business » Firms
OA	Organic Acid Academic & Science » Electronics
OA	Optical Axis Medical » Physiology
OA	Office Automation Miscellaneous » Unclassified
OA	Overeaters Anonymous Community » Non-Profit Organizations
OA	Orthogonal Array Academic & Science » Mathematics
OA	Office of Audit Community » Educational
OA	Oriental Adventures Business » Firms
OA	Ole Automation Computing » General
OA	Org.Apache Computing » Software
OA	Outdoor Adventure Miscellaneous » Unclassified
OA	Other Auctions Miscellaneous » Unclassified
OA	Over Acting Community » Performing Arts
OA	Online Adventures Internet » Chat
OA	Offer Accepted Business » Positions
OA	Olympic Arms Miscellaneous » Unclassified
OA	Operations Assistant Business » Positions