What does OAM stand for?

What does OAM mean?

OAM	Operation Administration And Maintenance Computing » General
OAM	Operation And Maintenance Computing » General
OAM	Order of Australia Medal Miscellaneous » Awards & Medals
OAM	Object Attribute Memory Computing » General
OAM	On A Mission Miscellaneous » Unclassified
OAM	Operations Administration Maintenance Miscellaneous » Unclassified
OAM	Outdoor Advertising Magazine Community » Media
OAM	Oamaru, New Zealand Regional » Airport Codes
OAM	Office of Acquisitions Management Governmental » Military
OAM	Object Access Model Computing » General
OAM	Office of Acquisitions Management Governmental » US Government
OAM	Optical Authoring Manager Computing » Software
OAM	The Order Of Amber And Marigold Miscellaneous » Unclassified
OAM	Outcomes And Measurement Business » General
OAM	Ordo Annum Mundi Miscellaneous » Unclassified
OAM	Orbital Angular Momentum Academic & Science » Chemistry
OAM	orbital angular momentum Academic & Science » Physics