| Abbreviation | Definition |
|---|---|
| CAST | Cooperative Application of Science and Technology |
| CAT | Collaborative Active Textbooks |
| CAT | Common Admission Test |
| CATH | Cultural Analysis Theory and History |
| CATI | Computer Assisted Telephone Interviewing |
| CATN | Course Advanced Trauma Nursing |
| CATS | Center for Academic Technology Support |
| CATS | Center for Academically Talented Students |
| CATS | Consortium for Academic Technology Staff |
| CATS | Credit Accumulation and Transfer System |
| CATT | Centre for Advancement of Trenchless Technology |
| CATT | China Academy of Telecommunication Technology |
| CAU | California Aeronautical University |
| CAU | Carlos Albizu University |
| CAU | China Agricultural University |
| CAU | Christian Albrechts University |
| CAU | Clark Atlanta University |
| CAU | Cristian Albrechts University |
| CAUC | Civil Aviation University of China |
| CAUCE | Canadian Association for University Continuing Education |