| Acronym | Definition |
|---|
| ACR | Acronym |
| ACR | Automated Character Recognition |
| ACR | American College of Radiology |
| ACR | American College of Rheumatology (Atlanta, GA) |
| ACR | Adobe Camera Raw (plug-in application for Adobe Photoshop) |
| ACR | Armored Cavalry Regiment (US DoD) |
| ACR | Air Conditioning and Refrigeration |
| ACR | Association for Consumer Research (academic organization founded early 1970s) |
| ACR | Assembly Concurrent Resolution |
| ACR | l'Association Canadienne des Radiodiffuseurs (Canadian Association of Broadcasters) |
| ACR | Acropolis |
| ACR | Advanced CANDU (CANada Deuterium Uranium) Reactor |
| ACR | Anonymous Call(er) Rejection |
| ACR | Accounts Receivable |
| ACR | Attenuation to Crosstalk Ratio |
| ACR | Allowed Cell Rate |
| ACR | Automobil Clubul Roman (Romanian: Romanian Automobile Club; est. 1904) |
| ACR | Advanced Communications Riser |
| ACR | Atelier de Création Radiophonique (France Culture weekly radio broadcast) |
| ACR | Armored Cruiser |
| ACR | Algoma Central Railway |
| ACR | Adaptive Combat Rifle (firearm) |
| ACR | Advanced Combat Rifle |
| ACR | Army of the Czech Republic |
| ACR | Annual Confidential Report |
| ACR | American Club Racer |
| ACR | Active Cavity Radiometer |
| ACR | Annual Confidential Reports (India) |
| ACR | Attenuation Crosstalk Ratio |
| ACR | Absolute Category Rating |
| ACR | Adjusted Community Rating |
| ACR | Advanced Ceramics Research, Inc |
| ACR | Advanced Concepts and Requirements |
| ACR | Ambitious Card Routine (magic trick) |
| ACR | Administrative Codes and Registers |
| ACR | Antarctic Cold Reversal |
| ACR | Accelerated Cost Recovery |
| ACR | Association Canadienne des Radiologistes |
| ACR | Alkali Carbonate Reaction |
| ACR | Auxiliary Control Register |
| ACR | Automatic Call Recording |
| ACR | Avionics Computer Resource |
| ACR | Ambulance Call Report |
| ACR | Accredited Conservator-Restorer (UK professional qualification) |
| ACR | Automatic Conditional Release (Criminology, UK) |
| ACR | Absolute Cryogenic Radiometer |
| ACR | Approach Control Radar |
| ACR | Audio Cassette Recorder |
| ACR | Alternate Carrier Routing |
| ACR | Automatic Call Reconnect (Cisco) |
| ACR | Abandon Call and Retry |
| ACR | Actual Contribution Ratio (IRS) |
| ACR | American Computer Resources, Inc. |
| ACR | Access Control Register |
| ACR | Applied Computer Research Inc. |
| ACR | Apelação Criminal (Criminal Appeal; Brazil) |
| ACR | Allowance Change Request |
| ACR | Aerobic Cellular Respiration (biochemical reaction) |
| ACR | Actual Cell Rate (ATM) |
| ACR | Annual Ceremonial Review (Canadian Cadet Squadron activity) |
| ACR | Automatic Call Rejection |
| ACR | Afloat Correlation System |
| ACR | Annual Course Review |
| ACR | Alternate CPU Recovery |
| ACR | Administrative Conference Room |
| ACR | Atlantic Caspian Resources |
| ACR | Anglican Church of the Resurrection (various locations) |
| ACR | Access Card Reader (Remote Access Security) |
| ACR | Ammunition Condition Report |
| ACR | Airfield Control Radar |
| ACR | Air Control and Reporting |
| ACR | Allowable Cell Rate |
| ACR | Aerial Combat Reconnaissance |
| ACR | Adjusted Compliance Ratio |
| ACR | Alachua County Resident |
| ACR | Alliance for Consumer Rights |
| ACR | Adverse Condition Report |
| ACR | Assign Channel Reassignment |
| ACR | Auxiliary Control Room |
| ACR | Advanced Concept Requirements |
| ACR | Advisory Committee on Roofwork (UK) |
| ACR | Aircraft Control Room |
| ACR | Advanced Cracking Reactor |
| ACR | Air Control Radar |
| ACR | Actual Cost Report |
| ACR | Association Confort Régulation (French: Comfort Control Association) |
| ACR | Authorization Change Request |
| ACR | Advance Census Report |
| ACR | Assai Copiose Risa (Italian: Very Abundant Laughter) |
| ACR | Area Coverage Reliability |
| ACR | Antenna Coupling Regulator |
| ACR | Allowed Call Rate (Sprint) |
| ACR | Alternative Case Resolution |
| ACR | Auto-Correlation Receiver |
| ACR | Advanced Converter Reactor |
| ACR | Anticircular Run |
| ACR | Apostolic Christian Restmor, Inc (skilled nursing facility) |
| ACR | Application Change Request |
| ACR | Annual Cadet Review |
| ACR | Airspace Control Request |
| ACR | Auto Claim Representative |
| ACR | Agency Compliance Review (State Farm Insurance) |
| ACR | Annual Career Review |
| ACR | Acute-Chronic Toxicity Ratio |
| ACR | Army Capability Requirement |
| ACR | Audio and Communications Riser |
| ACR | Absolute Concrete Restoration (Heber City, UT) |
| ACR | Agency Confirmation Agreement |
| ACR | Airspace Coordination Request |
| ACR | Address Calculation and Routing |
| ACR | Active Cavity Radar |
| ACR | Audit Change Report |
| ACR | Auto Claim Record/Report (insurance) |
| ACR | Arm's Length Contractual Relationship (customers-suppliers) |
| ACR | ACCS Capability Requirements |
| ACR | ACCS Change Requirements |
| ACR | Acknowledgement of Cancellation Request |
| ACR | Auto Workstation Claim Review (insurance) |
| ACR | Automobile Claim Report (insurance) |
| ACR | Average Call Rate |
| ACR | Assistance Center Representative |
| ACR | Air Crew Rescue |
| ACR | Alaska Communications Region |
| ACR | Adaptive Correlator Receiver |
| ACR | Annual Compounded Rate |
| ACR | Automatic Compression Regulator |
| ACR | Airborne Communication Relay |
| ACR | Auto Claim Reorganization |
| ACR | AVCAL Change Request |
| ACR | Average Cost Rate |
| ACR | Auto Claims Review |
| ACR | Access Research Corporation |
| ACR | Acción Cívica Revolucionaria (Revolutionary Civic Action, Guatemalan political party) |
| ACR | Annual Compliance Report (various locations) |
| ACR | Association for Christian Retail (books) |
| ACR | Atlanta Comercial and Residential Engineering (Norcross, GA) |
| ACR | Advisory Council Report (various locations) |
| ACR | American Club Runner (forum) |
| ACR | Assigned Commisioner Ruling |
| ACR | Anonymous Customer Reference (mobile applications) |
| ACR | Audio Control Room |
| ACR | Air Change Rate |