| Abbreviation | Definition |
|---|---|
| CIN | Community Information Network |
| CIP | Classification of Instructional Programs |
| CIP | Communication Interaction Program |
| CIPHER | Collaborative Initiative for Paediatric HIV Education and Research |
| CIPL | Center for Innovative and Professional Learning |
| CIPL | Centre for Innovation in Professional Learning |
| CIPL | Curriculum Instruction and Professional Learning |
| CIPS | Canadian Information Processing Society |
| CIR. | Curriculum And Instruction Resource Center Linking Educators |
| CIRC | Cooperative Integrated Reading and Composition |
| CIRCLE | Center for Integrative Research on Cognition Learning and Education |
| CIRCLE | Curriculum and Instruction Resource Center Linking Educators |
| CIRES | Centre for International Research on Education Systems |
| CIS | Cities In Schools |
| CIS | Communicating In Spanish |
| CIS | Communities in Schools |
| CISA | Carolinas Integrated Sciences and Assessments |
| CISA | Crossroads In the Study of the Americas |
| CISCE | Centre for International Studies and Continuing Education |
| CISE | Center for Innovation in Science Education |