| Acronym | Definition |
|---|
| CIRT | Computer Incident Response Team |
| CIRT | Camara Nacional de La Industria de Radio y Television (Mexican Association of Broadcasters) |
| CIRT | Critical Incident Response Team |
| CIRT | Central Institute of Road Transport (Pune, India) |
| CIRT | Court-Based Intervention Resource Team (NY) |
| CIRT | Controlled Impact Rescue Tool (Raytheon) |
| CIRT | Construction Industry Roundtable (est. 1987) |
| CIRT | Chiemgau Impact Research Team (Germany) |
| CIRT | Cranberry Isles Realty Trust (Islesford, ME) |
| CIRT | Clerical Input and Review Team (Colorado) |
| CIRT | Certificate in Recreation and Tourism |
| CIRT | Caribbean Imaging & Radiation Treatment Center, Inc |
| CIRT | Contract Issues Resolution Team (US government) |