| Abbreviation | Definition |
|---|---|
| CIERS | Causal Inference in Education Research Seminar |
| CIFAR | California Institute of Food and Agricultural Research |
| CIFAR | Canadian Institute For Advanced Research |
| CIFAR | Centre for International Financial Analysis and Research |
| CIFAR | Cooperative Institute For Alaska Research |
| CIFR | Center for Integrated Fungal Research |
| CIFR | Centre for Interdisciplinary Film Research |
| CIGAR | Comparative International Governmental Accounting Research |
| CIHR | Canada Institutes for Health Research |
| CIHR | Canadian Institutes of Health Research |
| CIIR | Center for Intercultural and Indigenous Research |
| CIIR | Center for International Institutions Research |
| CIIR | Centre for Interorganisational Innovation Research |
| CIIT | Comsats Institutes of Information Technology |
| CIJR | Canadian Institute for Jewish Research |
| CIKC | Cambridge Innovation and Knowledge Centre |
| CILR | Cellence For Integrative Legume Research |
| CILR | Centre for Integrative Legume Research |
| CIMER | Center for Immersive Medical Education and Research |
| CIMER | Centre for Interdisciplinary Management and Education Research |