| Acronym | Definition |
|---|
| CAR | Carriage |
| CAR | Customer Account Representative |
| CAR | Center for Automotive Research |
| CAR | Caribbean |
| CAR | Climate Action Reserve (Los Angeles, CA) |
| CAR | Central African Republic |
| CAR | California Association of Realtors |
| CAR | Computer Assisted Reporting |
| CAR | Carre (French: Square; Canada Post street designation) |
| CAR | Collect And Return |
| CAR | County Carlow (Ireland) |
| CAR | Capital Adequacy Ratio |
| CAR | Cordillera Administrative Region (Philippines) |
| CAR | Court Appointed Receiver |
| CAR | Committed Access Rate |
| Car | Carian (linguistics) |
| CAR | Corrective Action Request |
| CAR | Center for Applied Research |
| CaR | Capital-at-Risk |
| CAR | Canadian Association of Radiologists |
| CAR | Combat Action Ribbon |
| CAR | Children of the American Revolution (Society) |
| CAR | Civil Air Regulations |
| CAR | Corrective Action Report |
| CAR | Canadian Aviation Regulation |
| CAR | Cordillera Autonomous Region (Philippines) |
| CAR | Cumulative Abnormal Return (finance) |
| CAR | Coxsackievirus and Adenovirus Receptor |
| CAR | Contract Administration Services |
| CAR | Civil Aviation Regulation |
| CAR | Canadian Airborne Regiment (Canadian armed forces) |
| CAR | Commonwealth Automobile Reinsurers (Massachusetts) |
| CAR | Computer Assisted Retrieval |
| CAR | Construction All Risks (insurance policy) |
| CAR | Courtesy Amount Recognition |
| CAR | Chief of the Army Reserve (US DoD) |
| CAR | Contractor's All Risks |
| CAR | Combat Assault Rifle |
| CAR | Commissioner's Annual Report |
| CAR | Carbine Assault Rifle (as in CAR-15) |
| CAR | Club Alpine Renault (automobile club; UK) |
| CAR | Club des Amateurs d'Anciennes Renault (French: Old Renault Enthusiasts Club; automobile club) |
| CAR | Capital Asset Ratio |
| CAR | Causal Analysis and Resolution (CMMI process area) |
| CAR | Contents of Address Register |
| CAR | Committee Against Racism (social activism) |
| CAR | Canadian Association of Rocketry |
| CAR | Cisco Access Registrar |
| CAR | Capability Assessment for Readiness |
| CAR | Club Athlétique du Roannais (French: Roanne Athletic Club; Roanne, France) |
| CAR | Communauté d'Agglomération de Reims (French: Agglomeration Community of Reims; Reims, France) |
| CAR | Comité d'Aide aux Réfugiés (French: Refugee Aid Committee) |
| CAR | Colt Automatic Rifle |
| CAR | Corporate Account Representative |
| CAR | Comparative Analysis Report |
| CAR | Casualty Assistance Representative |
| CAR | Central Apparatus Room |
| CAR | Compressed Air Receiver |
| CAR | Commercial Aviation Report (magazine) |
| CAR | Contrat Ambition Réussite (French: Ambition Success Contract; education) |
| CAR | Capital Appropriation Request |
| CAR | Centre d'Analyses et de Recherches (French: Center for Analysis and Research; various locations) |
| CAR | Centro Addestramento Reclute (Italian: military training center) |
| CAR | Contents of Address of Register (first element of generalized list in LISP) |
| CAR | Central Access Routing (open gate) |
| CAR | Cell Adhesion Regulator |
| CAR | Constitutively Active Androstane Receptor |
| CAR | Cèze Auto Rétro (French automobile club) |
| CAR | Cellule d'Animation du Reseau (French) |
| CAR | Condition And Recommendation |
| CAR | Channel Address Register |
| CAR | Congressional Affairs Representative |
| CAR | Center for AIDS Rights (Thailand) |
| CAR | Commerce Acquisition Regulations (US Department of Commerce) |
| CAR | Condenser Air Removal |
| CAR | Configuration Acceptance Review |
| CAR | Congenital Articular Rigidity |
| CAR | Cumulative Average Residual |
| CAR | Commander, Army Reserve |
| CAR | Capital Adequacy Rule |
| CAR | Crude Argon |
| CAR | Coherent Antistokes Raman |
| CAR | Catalog Action Request |
| CAR | Combined Arms Rehearsal (US Army) |
| CAR | Command Assessment Review |
| CAR | Configuration Audit Review |
| CAR | Contract Action Request |
| CAR | Collection Activity Report |
| CAR | Community Assistance for Refugees (refugee assistance organization in Mankato, MN) |
| CAR | Carney Myxoma-Endocrine Complex Carney Syndrome |
| CAR | Customer Analytic Record (data warehouse/business intelligence) |
| CAR | Cilia-Associated Respiratory Bacilli |
| CAR | Cellular Activation Request |
| CAR | Client Address Redistribution |
| CAR | Corrective Action Study |
| CAR | Chambéry Auto Rétro (French automobile club; Chambéry, France) |
| CAR | Capital Acquisition Request |
| CAR | Control Advisory Release |
| CAR | Concept Assessment Report |
| CAR | Contract Administrator Representative |
| CAR | Circumstance Action Result (interviewing strategy) |
| CAR | Command Alarm Reset |
| CAR | Channel Adaptive Receiver |
| CAR | Configuration Analysis Report |
| CAR | Current Action Report |
| CAR | Constraints and Restrictions Document |
| CAR | Contract Audit Review |
| CAR | Cahors Auto Rétro (French classic automobile club) |
| CAR | Call Allocation Routing (Sprint) |
| CAR | Credit Approval Report |
| CAR | Capital Authorisation Request |
| CAR | Certification Approval Report/Request |
| CAR | Corps Automation Requirements |
| CAR | Consolidated Arrest Report |
| CAR | Compilation and Reporting Issues |
| CAR | Contract Appraisal Report |
| CAR | Contract Assessment Review |
| CAR | Category-Agent-Reason |
| CAR | California Association for Rehabilitation |
| CAR | Carrier Activated Relay (radio transmitters) |
| CAR | Corrective Account Representative |
| CAR | Cyclic Asset Report |
| CAR | Customer Access Record (TMN) |
| CAR | Consumer Asset Risk |
| CAR | Communications Automation Review |
| CAR | Centro Administrativo de la Red (Telmex) |
| CAR | Club Autun Rétro (French automobile club; Autun, France) |
| CAR | Combrailles Auto-Rétro (French automobile club; Combrailles, France) |
| CAR | Children at Risk |
| CAR | Capital Adequacy Requirement (various locations) |
| CAR | Club Alfa Romeo (car club) |
| CAR | Calais Auto Racing (France) |
| CAR | Corporate Authorized Representative |
| CAR | Committee on Accreditation Review (Massachusetts) |
| CAR | Contract Action Report (US DoD) |