English abbreviations from archiep to ares
- Archiep. (Archiepiscopus ("Archbishop"))
- Archiepus. (Archiepiscopus ("Archbishop"))
- Archiprb. (Archipresbyter ("Archpriest"))
- ARCHS (Area Resources for Community and Human Services)
- ARCI (Acoustic Rapid COTS Insertion)
- ARCOM (Army Reserve Command)
- ARCOS (Automated Reports and Consolidated Orders System)
- ARCPS (Army Requirements Capabilities Study)
- ARCQ (Auditory Response Control Quotient)
- ARCS (Attention Relevance Confidence Satisfaction)
- ARCSA (Aviation Requirements for Combat Structure of the Army)
- ARCT (Air Refueling Control Team)
- ARCUSA (Association for Retarded Children in the United States of America)
- ARCYBER (United States Army Cyber Command)
- ARD (Anti-reflective device)
- ARDA (Advanced Research and Development Activity (became DTO 2006))
- ARDE (Aspect-Ratio-Dependent Etching)
- ARDEC (Armament Research, Development and Engineering Center)
- ARDF (Airborne Radio Direction Finding)
- ARDIS (Army Research and Development Information System)
- ARDNOT (Automatic day/night optical tracker)
- ARDP (Agence Réunionnaise de Distribution de la Presse)
- ARDS (Acute respiratory distress syndrome)
- ARE (Atelier de Construction Roanne)
- AREA (Additional Reinforcement Enrichment Activities)
- AREC (Air Resource Element Coordinator)
- ARENA (Area Recreation, Entertainment, Nutrition, and Association)
- ARES (Amateur Radio Emergency Service)