- CM stands for Clinical Modification
- CM stands for Commercial
- CM stands for Center of Mass Championship Manager (Soccer computer game)
- CM stands for Communications
- CM stands for Common Mode
- CM stands for Configuration Management
- CM stands for Cooler Master (computer accessories manufacturer)
- CM stands for Chemical
- CM stands for Chief Minister
- CM stands for Corporate (Data) Model
- CM stands for Catholic Memorial (high school; West Roxbury, MA)
- CM stands for Change Management Construction Management
- CM stands for Chiang Mai (Thailand)
- CM stands for Critical Mass
- CM stands for Call Me
- CM stands for Contract Management
- CM stands for Content Management
- CM stands for Cable Modem
- CM stands for Case Manager
- CM stands for Capital Market
- CM stands for Cubic Meter
- CM stands for Current Meter
- CM stands for Command Module
- CM stands for Combat Mission
- CM stands for Cameroon