| Abbreviation | Definition |
|---|---|
| COPET | Cooperating Physical Education Teacher |
| COPS | Capitalization Organization Punctuation Spelling |
| COPTED | Consortium for Overseas Projects in Technical Education Advertisement |
| COR | Child Observation Record |
| CORE | Capistrano Objectives for Reaching Excellence |
| CORE | Career Opportunities And Resources For Education |
| CORE | Center for Organizational Research and Education |
| CORE | Central Operation Of Resources For Educators |
| CORE | Certificate Of Religious Education |
| CORE | Champions of Rolla Education |
| CORE | Child Oriented Reading Experiences |
| CORE | Children Of Reading Excellence |
| CORE | City of Orlando Reading Excellence |
| CORE | Clarify Organize Reflect Evaluate |
| CORE | Collaborative Open Research Education |
| CORE | Combining Our Resources For Education |
| CORE | Committed to Other Routes of Education |
| CORE | Communication Organization Representation And Education |
| CORE | Community Of Religious Educators |
| CORE | Community of Residence Education |