ARCOS
| Acronym | Definition |
|---|---|
| ARCOS | Association for Rehabilitation of Communication and Oral Skills (UK) |
| ARCOS | Automation of Reports and Consolidated Orders System (Drug Enforcement Administration) |
| ARCOS | Americas Region Caribbean Optical-Ring System |
| ARCOS | African Rural Community Shepherds (Uganda) |
| ARCOS | Auckland Region Coronary or Stroke Study (Ministry of Health; New Zealand) |
| ARCOS | Automated Roster Callout System |
| ARCOS | Area Cosine (trigonometry) |