RCM
The abbreviation denotes RCM
- Radio Comunidade Maliana , a radio station in East Timor
- Refugee Children Movement , international emigration of Jewish children from Nazi Germany
- Reliability Centered Maintenance , Reliability Centered Maintenance
- Restrictive cardiomiopathy , a disease of the heart muscle
- Rheydter Club für Motorsport , a German motorsport club
- Richmond (Queensland) , IATA code for the airport in Australia
- Ring-closing metathesis , a chemical reaction
- Royal Canadian Marine Search and Rescue , the Royal Canadian Maritime Rescue Association on the west coast
- Royal Canadian Mint , the Royal Canadian Mint
- Royal College of Music , a highly regarded music college in Kensington, London
- Residual Current Monitor , a residual current monitor for electrical systems
- Resonant Clock Mesh , a clock generator based on the resonator principle from Cyclos Semiconductor
- Russian Council of Muftis ( Russian Council of Muftis )
- regional county municipality , Regional County Municipality , Canadian political administrative unit