| Acronym | Definition |
|---|
| ARCA | Area(s) Requiring Corrective Action |
| ARCA | Automobile Racing Club of America |
| ARCA | AIDS Research Consortium of Atlanta (Georgia) |
| ARCA | Asbestos Removal Contractors Association |
| ARCA | Apollo Root Cause Analysis (trademark of Apollonian Publications, LLC) |
| ARCA | American Rehabilitation Counseling Association |
| ARCA | Asociación para la Defensa de los Recursos Naturales de Cantabria (Spanish) |
| ARCA | Advanced RISC Computing Architecture |
| ARCA | Associate of the Royal College of Art |
| ARCA | Association for Residency and Citizenship of America |
| ARCA | American Rock Crawling Association (now Rock Crawlers Association of America) |
| ARCA | American Rehabilitation Counselors Association |
| ARCA | Advanced Reservation of Capacity Agreement (National Grid) |
| ARCA | Automobile Race Car Association |
| ARCA | Attached Resupply Carrier |
| ARCA | American Roof Cleaners Association (Thomasville, GA) |