OA (redirected from overactive)

Acronym	Definition
OA	Overall
OA	Open Access
OA	Osteoarthritis
OA	Order of the Arrow (National Honor Society of the Boy Scouts of America)
OA	Office Automation
OA	On Air (TV, radio)
OA	Overeaters Anonymous
OA	Onder Andere (Dutch: Among Others)
OA	Olympic Airways
OA	Office of Administration
OA	Open Architecture
OA	Original Article
OA	Odessa American (Odessa, TX, USA)
OA	Oral Administration (medicine and educational testing)
OA	Operating Agency
OA	Overactive
OA	Outside Air
OA	Office of the Administrator
OA	Occupational Asthma
OA	On or About
OA	Osmotic Adjustment
OA	Optical Amplifier
OA	Operational Area
OA	Open Agility (AKC title)
OA	ocular albinism
OA	Office of AIDS (California)
OA	Operational Assessment
OA	Orthogonal Array
OA	Ordered Aggregate (Differentiated Services Protocol)
OA	Out of Action
OA	Obstacle Avoidance
OA	Order of Australia
OA	Outside Assistance
OA	Operational Availability
OA	Operational Architecture
OA	Organizational Assessment
OA	Operations Analyst
OA	Organization and Administration
OA	Oriental Adventures (gaming)
OA	Office Action
OA	Optic Axis
OA	Operating Agent
OA	Orthogonal Acceleration (mass spectrometry)
OA	Offered Again
OA	Occiput Anterior (fetal position)
OA	Operational Assistance
OA	Offensive Action
OA	Off-line Analysis
OA	Obligational Authority
OA	Order Administration
OA	Objective Area
OA	Orientation Advisor (school)
OA	Over Aged
OA	Ordering Activity
OA	Oxford Academy (Cypress, CA)
OA	Old Assyrian
OA	Online Academy
OA	Operations Agreement (NASA)
OA	Ordinary Annuity
OA	Orienteering Australia (Australian Capital Territory)
OA	Office of Audits
OA	Opera America
OA	Oversight & Performance Assurance
OA	Old Aspen
OA	Optoacoustics
OA	Online Alumni
OA	Operator Assistant
OA	Origin Agent (transportation industry)
OA	Office of Applications
OA	Old Athen
OA	Operating Authorization
OA	Operability Analysis
OA	Optical Augmentation
OA	Orange Anime (Florida japanese culture and media club)
OA	Orchestra Atlanta (Atlanta, GA)
OA	Orbital Analyst
OA	Operations Astronomer
OA	Orbit Area
OA	Order of Avalon (gaming)
OA	Overhead Approach
OA	Output Acknowledge
OA	Orbiter Ancillary
OA	Operations Aerographer
OA	Overton Arm
OA	Orbital/Orbiter Assembly
OA	Operational Assist/Assembly
OA	Occlusal Amalgam (dentistry)
OA	Ovarian Atresia