English abbreviations from araa to arc
- ARAA (AIDS Research Alliance of America)
- ARAAV (Armored Reconnaissance/ Airborne Assault Vehicle)
- ARAB (Arabian)
- ARABACC (Arab American and Chaldean Council)
- ARABS (Aerial Re-supply and Accompanying Bundle System)
- ARAC (Advanced Recreational Avalanche Course)
- ARACL (array acoustic log)
- ARAD (Architected Rapid Application Development)
- ARAG (Advanced Research and Assessment Group)
- ARAP (Army Remedial Action Plan)
- ARAS (A Radio Automation System)
- ARB (Administrative Review Board)
- ARBA (Army Review Boards Agency)
- ARBC (United States Army Recruiting Battalion Columbus)
- ARBD (Alcohol-related birth defects)
- ArboNET (Software for Arboviral Surveillance and Case Management)
- ARBS (Angle Rate Bombing System)
- ARC (American Red Cross)