| Word | Description |
| CAEP | Council for the Accreditation of Educator Preparation |
| CAP | Corrective Action Plan. The strategy through which a state proposes to resolve the deficiencies identified as a result of a monitoring review. |
| CAPT | The Western Center for the Application of Prevention Technologies |
| CASE | Council of Administrators of Special Education |
| CAT | California Achievement Test |
| CBO | Community Based Organization |
| CCD | Common Core of Data |
| CCR | Central Contractor Registration |
| CCR (2) | College and Career Ready Students |
| CCSSO | Council of Chief State School Officers |
| CD | Cognitively Delayed |
| CDC | Centers for Disease Control and Prevention |
| CDE | Career Development Events (competitive activities) |
| CDTP | Cooperative Driver Testing Program |
| CEC | Columbia Education Center |
| CEDS | Common Education Data Standards |
| CFR | Code of Federal Regulations |
| CHIP | Child Health Education Plan |
| CIAA | Clean Indoor Air Act |
| CIP | Classification of Instructional Programs |
| CMAST | Consortium of Mathematics and Science Teaching |
| CMS | Centers for Medicare and Medicaid Services |
| CNAS | Center for Native American Studies |
| CNCS | Corporation for National and Community Service |
| CPAM | Council of Presidential Awardees in Mathematics |
| CPTYL | Citizen Preparedness Through Youth Leadership |
| CREDE | Center for Research on Education, Diversity and Excellence |
| CRT | Criterion-Referenced Test |
| CSAP | Center for Substance Abuse Prevention |
| CSCT | Comprehensive School and Community Treatment |
| CSI | Content Standards and Instruction Division |
| CSPAC | Certification Standards and Practices Advisory Council |
| CSPD | Comprehensive System of Personnel Development |
| CSR | Comprehensive School Reform |
| CSRDP | Comprehensive School Reform Demonstration Project |
| CSRS | Child Safety Restraint Systems |
| CST | Child Study Team. The multidisciplinary evaluation process which determines the presence of a disability and identifies special education and the related services needs. |
| CTAA | Community Transportation Association of America |
| CTBS | Comprehensive Test of Basic Skills |
| CTSO | Career and Technical Student Organizations |