| Acronym | Definition |
|---|
| CIRAS➣Center for Industrial Research and Service (Iowa State University Extension, Ames, Iowa) |
| CIRAS➣Computational Intelligence, Robotics, and Autonomous Systems (Conference) |
| CIRAS➣Confidential Incident Reporting and Analysis System (UK rail) |
| CIRAS➣Combat Integrated Releasable Armor System |
| CIRAS➣Corporate Information Retrieval and Storage (CIA Directorate of Intelligence) |
| CIRAS➣Customer Identification and Risk Assessment Software |