| Abbreviation | Definition |
|---|---|
| CTSA | Center For Tropical And Subtropical Aquaculture |
| CTSO | Career and Technical Student Organization |
| CTSO | Center for Technological Support of Outreach |
| CTU | Cal Tech University |
| CTU | Cannabis Training University |
| CTU | Chocolate Teapot University |
| CTU | Colorado Technical University |
| CTU | Czech Technical University |
| CTW | Critical Thinking through Writing |
| CU | Cambrige University |
| CU | Cameron University |
| CU | Caritas University |
| CU | Carleton University |
| CU | Carlton University |
| CU | Catch Up |
| CU | Champaign-Urbana |
| CU | Chandigarh University |
| CU | Charles University |
| CU | Clarity University |
| CU | Clemson University |