| Acronym | Definition |
|---|
| CCEM➣Consultative Committee for Electricity and Magnetism (est. 1927) |
| CCEM➣Conference of Commonwealth Education Ministers |
| CCEM➣Center for Computational Electromagnetics (University of Illinois) |
| CCEM➣Colorado Center for Environmental Management |
| CCEM➣Centre for Cultural Economics and Management (Hamburg University; Germany) |
| CCEM➣Common-Cause Evaluation Methodology |