| Abbreviation | Definition |
|---|---|
| CMAT | Canadian Medical Assistance Teams |
| CMATS | Canadian Modern Arnis Training Studios |
| CMB | Canadian Mathematical Bulletin |
| CMBC | Canada Minnesota Business Council |
| CMBC | Canadian Mennonite Bible College |
| CMBG | Canadian Mechanised Brigade Group |
| CMBG | Canadian Municipal Business Gateway |
| CMC | Canadian Meteorological Center |
| CMCA | Canada Mosaic Christian Alliance |
| CMCC | Canadian Memorial |
| CMCC | Canadian Memorial Chiropractic College |
| CMCC | Canadian Motor Carrier Consortium |
| CMCCC | Canadian Man Computer Communications Conference |
| CMCEF | Canadian Mechanical Contracting Education Foundation |
| CMCP | Canadian Mining Credential Program |
| CMCP | Canadian Museum of Contemporary Photography |
| CMCR | Canadian Media Concentration Research |
| CMDC | Canada Masonry Design Centre |
| CMDC | Canadian Media Directors' Council |
| CMDG | Canadian Movement Disorder Group |