CSSR
- Call setup success rate
- Canadian Society for the Study of Religion
- Canadian Society for the Study of Rhetoric
- Center for the Study of Science and Religion
- Cochin, Kerala
- Columbia University
- Congregatio Sanctissimi Redemptoris
- Congregation of the Most Holy Redeemer
- Czechoslovak Socialist Republic
- Czechoslovakia
- Fourth National Climate Assessment
- Healthcare Commission
- Site-specific recombination
- The Earth Institute