| Abbreviation | Definition |
|---|---|
| CARC | Chemical Agent Resistive Coating |
| CAS | Charged Atom System |
| CAS | Chemical Abstract Service |
| CAS | Chemical Abstract Services |
| CAS | Chemical Abstracts Service |
| CASAC | Clean Air Scientific Advisory Committee |
| CASARM | Chemical Agent Standard Analytical Reference Material |
| CASC | Cambodian Acid Survivors Charity |
| CASSI | Chemical Abstracts Service Source Index |
| CASSP | Coastal Acid Sulfate Soils Program |
| CAT | Chimeric Acetyl Transferase |
| CATT | Chemicals Agitation Temperature And Time |
| CAW | Catalyst Altered Water |
| CB | Chemical and Biological |
| CB | Chemical Biologi |
| CB | Conduction Band |
| CBA | Cytometric Bead Array |
| CBAH | Conjugated Bile Acid Hydrolase |
| CBBC | Computational Biophysics Biochemistry and Chemistry |
| CBBE | Chemical Biological and Bio engineering |