| Acronym | Definition |
|---|
| CSSR | Center for Social Science Research (various locations) |
| CSSR | Collapsed Structure Search and Rescue (various locations) |
| CSSR | Certified Social Sourcing Recruiter (Advanced Internet Recruitment Strategies certification) |
| CSSR | Child Support Scheme Reforms (Australia) |
| CSSR | Council of Societies for the Study of Religion |
| CSSR | Canadian Society for the Study of Religion |
| CSSR | Cost/Schedule Status Report |
| CSSR | Center for Secondary School Redesign (est. 2005; Warwick, RI) |
| CSSR | Common Submarine Radio Room |
| CSSR | Communications System Segment Replacement |
| CSSR | Council with Social Services Responsibilities (UK) |
| CSSR | Call Setup Success Rate (telecommunications) |
| CSSR | Color Small Screen Rendering (Opera browser) |
| CSSR | Collective for Social Science Research |
| CSSR | Containment Spray System, Post Accident Recirculation Phase |
| CSSR | Conservative Site-Specific Recombination (genetics) |
| CSSR | Call Setup Success Ratio |
| CSSR | Czecho-Slovak Socialist Republic |
| CSSR | Customer Service and Sales Representative |
| CSSR | Redemptorists Fathers (religious order) |
| CSSR | Contractor System Status Review |
| CSSR | Contractor Statement of Support Requirements |
| CSSR | Cost/Schedule Status Review/Report/ing |
| CSSR | Consolidated Stock Status Report |
| CSSR | Chemical Shift Saturation Recovery (biological imaging) |
| CSSR | Contract Cost and Schedule Status Report (NSA) |