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What does OA stand for?

What does OA mean? We have 297 definitions. Read most used OA meanings below.

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• OA,1C — Ordnance Artificer, 1st Class
• OA — Operating Assets
• OA — Overall
• LENGTH OA — Length Overall
• OA — Owner Agent
• OA — Office Automation
• OA — Outside Air
• OA — Osteo-Arthritis
• OA — Olympic Airlines
• OA — Open Access
• OA — Out of Action
• OA — Open Architecture
• OA — Operational Assessment
• OA — On Air
• OA — Overeaters Anonymous
• OA — Order of the Arrow
• OA — Oleic Acid
• OA — Opportunity Analysis
• OA — Onder Andere
• OA — Ordered Aggregate
• OA — Operational Architecture
• OA — Oriens antiquus
• OA — Orotic Acid
• OA — Operations Agreement
• OA — Oxalic Acid
• OA — Organic Aerosol
• OA — Operating Agency
• OA — Operational Area
• OA — Online auctions
• OA — Overall level
• OA — ocular albinism
• OA — Open Agility
• OA — Offer Accepted
• OA — Ordinary Annuity
• OA — Ordering Activity
• OA — Optical Amplifier
• OA — Objective Area
• OA — Offered Again
• OA — Operational Analysis
• OA — Object Adapter
• OA — Offensive Action
• OA — Origin Agent
• OA — Oral Administration
• OA — Odessa American
• OA — Occiput Anterior
• OA — Over Aged
• OA — Object Oriented Analysis
• OA — On or About
• OA — Order Acknowledgement
• OA — Original Article

• OA — Obstacle Avoidance
• OA — Operational Availability
• OA — obligation authority
• OA — Overactive
• OA — Order of Australia
• OA — Osmotic Adjustment
• OA — Osmium-ammine
• OA — Orbital Analyst
• OA — Order Administration
• OA — Operations Assurance
• OA — Office Action
• OA — Octopamine
• OA — Overhead Approach
• OA — Operations Analyst
• OA — Off-line Analysis
• OA — Other Approval
• OA — Organizational Assessment
• OA — Optic Axis
• OA — Orthogonal Array
• OA — Other Agencies
• OA — Oriental Adventures
• OA — Occlusal Amalgam
• OA — Outside Assistance
• AIS OA — AIS Operational Authority
• OA — Orientation Advisor
• OA — Operational Assistance
• OA — ophthalmic artery
• OA — Office of AIDS
• OA — Online Academy
• OA — okadaic acid
• OA — Opera America
• OA — Oxford Academy
• OA — Obligational Authority
• OA — Office of Administration's
• OA — Operating Assembly
• OA — Occupational Asthma
• OA — osteoarthropathy
• OA — Oversight & Performance Assurance
• OA — Operator Assistant
• OA — Onboard Administrator
• OA — Online Advertising
• OA — Online Alumni
• OA — rats sensitized to ovalbumin
• OA — Orthogonal Acceleration
• OA — Office Assistant
• OA — Operations Astronomer
• OA — Oil Analysis
• OA — optic atrophy
• OA — Old Aspen
• OA — Orchestra Atlanta

• OA — Organic Acid
• OA — Operating Agent
• OA — Orienteering Australia
• OA — Office Administrator
• OA — Overflow Accept
• OA — Orbital Assembly
• OA — Old Assyrian
• OA — Operand Address
• OA — Output Acknowledge
• OA — orifice area
• OA — Operating Authorization
• OA — Objective Analysis
• OA — Operability Analysis
• OA — Optical Absorption
• OA — Outgoing Access
• OA — Operations Analysis
• OA — Obscure Acronym
• OA — Old Athen
• OA — Orbit Area
• OA — Overton Arm
• OA — Operational Audit
• OA — Office of the Associate
• OA — Occipital Artery
• OA — Order of Avalon
• OA — Operations Assistant
• OA — osteoarthrosis
• OA — Ovarian Atresia
• OA — oral anticoagulant
• OA — operating administration
• OA — oral appliance
• OA — Old Age
• OA — Ouvrage d'Art
• OA — Object Address
• OA — Over Actor
• OA — Orbital/Orbiter Assembly
• OA — Over Acting
• OA — Officers' Association
• OA — Operational Assessment (or Architecture)
• OA — Output Axis
• OA — phosphatase inhibitor okadaic acid
• OA — Operational Acceptance
• OA — Outdoor Air
• OA — Orbit Analyst
• OA — Old Account
• OA — Ocean Acidification
• OA — Original Artist
• OA — Office of Appeals
• OA — Office of Audit
• OA — Organizing Authority
• OA — Orange Anime

• OA — Ordinary Attempts
• OA — Operator Assisted
• OA — Oxidizing Agent
• OA — obstructive azoospermia
• OA — Optical Augmentation
• OA — Optical Alignment
• OA — Office Of Applications (now OSTA)
• OA — Operational Assist/Assembly
• OA — Orbiter Ancillary
• OA — Order of Architects
• OA — actively sensitized to ovalbumin
• OA — Operator Assistance
• OA — Octyl Alcohol
• OA — Osservazione Aerea
• OA — optoacoustic
• OA — Oil-Air
• OA — Ordnance Artificer
• OA — older adults
• OA — octanoic acid
• OA — oral apparatus
• OA — Orbit Adjust
• OA — objective area; operating assembly; operational area; Operations Aerology shipboard METOC division
• OA — Osteoarthritis, Occiput Posterior
• OA — ophthalmic
• OA — Operational Assist
• OA — Organic Anion
• OA — operating activity
• OA — Opportunity Assessment
• OA — Oklahoma Academy
• OA — oxolinic acid
• OA — Oldenburg Academy
• OA — Online Adventures
• OA — oleamide
• OA — Ocean Acoustics
• OA — Overzealous Academe
• OA — Operating Agencies
• OA — l'Ouest Algérien
• OA — Opposites Attract
• OA — Outdoor Adventure
• OA — Offiziers-Anwarter
• OA — other agency
• OA — Office of Assessments
• OA — Outreach and Admissions
• OA — oesophageal atresia
• OA — Operations Application
• OA — Open Archive
• OA — Odyssey Academy
• OA — Optically Active
• OA — Output Amplifier
• OA — Oakstone Academy

• OA — ovalbumin
• OA — ophthalmic arteries
• OA — Options Analysis
• OA — oxaloacetate
• OA — Originator Adress
• OA — guinea pigs sensitized with ovalbumin
• OA — Operational Aft (DSC Or MOM)
• OA — Off-Axis
• OA — Optical Axis
• OA — Outside Area
• OA — oxygen analyzer
• OA — Optical Activity
• OA — Open Adoption
• OA — Oxide Accumulation
• OA — Operational Instrumentation MDM-Aft
• OA — Operations Aerographer
• OA — Office of Air
• OA — Object Adaptor
• OA — oral anticoagulation
• OA — Omar Ahmed
• OA — Official Athletic
• OA — Orinda Academy
• OA — Operational Amplifier
• OA — open appendectomy
• OA — Office of the Administrator
• OA — Organization Administrator
• OA — Olympic Arms
• OA — Overflow Area
• OA — observation and assessment
• OA — Operational Activity
• OA — other Action
• OA — Orion Alternative
• OA — Open Appointment
• OA — Obsidian Asylum
• OA — Object alternation
• OA — Open Appserver
• OA — Open Arc
• OA — Octreotide acetate
• OA — Office of Acquisition
• OA — Optical Analysis
• OA — Office of Aeronautics
• OA — Outstanding Airman
• OA — Occupational Analysis
• OA — Organisation Africaine
• OA — Operations Analyzer
• OA — Orange Avenue
• OA — Office of Advocacy
• OA — Operator Attached
• OA — oesophageal adenocarcinomas
• OA — Other Affiliate

• OA — Operational Archives
• OA — Operatic Arias
• OA — oral alkalization
• OA — oxonic acid
• OA — Oceanic Airlines
• OA — open appendectomies
• OA — osteoactivin
• OA — osteoarthritic
• OA — omnidirectional antenna
• OA — obstructive apnea
• OA — Obligatorische Ausgaben
• OA — Office for Accreditation
• OA — Orbital Approximation
• OA — Oregon Action
• OA — Org.Apache
• OA — occipitoanterior
• OA — Old Albanian
• OA — Other Adjustment
• OA — Organzation Administrator
• OA — Overfire Air
• OA — Oxygen Activation
• OA — Objective Aperture
• OA — Open Apple
• OA — oligoastrocytomas
• OA — oxanilic acid
• OA — obstructive azoospermic
• OA — open adrenalectomy
• OA — osteoarthrotic
• OA — Old Albaians
• OA — Other Auctions
• OA — Oxygen Absorbed
• OA — Ordinary's Accounts
• OA — Ole Automation
• OA — Oxygen Absorption
• OA — Onepass Aadvantage
• OA — open appendicectomy
• OA — Orange Arsenal
• OA — Ovarian Artery
• OA — One-Atom
• OA — Ogie Alcasid
• OA — ovalbumen
• OA — Orsat Analyzer
• OA — Ochratoxin A
• OA — Organizational Administrator
• OA — oleanolic acid
• OA — ocadaic acid
• OA — Orsat Analysis

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