RCM may refer to: Organisations United Kingdom Royal College of Music, London Royal College of Midwives Royal Cornwall Museum Canada Royal Canadian Mint The Royal Conservatory of Music Rassemblement des citoyens et des citoyennes de Montréal (Montreal Citizens' Movement), a former municipal political party in Montreal, Quebec Science and technology Reliability-centered maintenance, a maintenance planning approach based on reliability and safety system assessment Reciprocating Chemical Muscle, a mechanism that takes advantage of the superior energy density of chemical reactions Resonant Clock Mesh, technology used in the AMD Piledriver (microarchitecture) Restrictive cardiomyopathy Revenue cycle management, the process used by healthcare systems in the United States to track revenue from patients Reverse Cuthill–McKee algorithm, an algorithm to reduce the bandwidth of sparse symmetric matrices Ring-closing metathesis, a variation on olefin metathesis Rotor current meter, a mechanical current meter used in oceanography RADARSAT Constellation Mission, three-spacecraft fleet of Earth observation satellites operated by the Canadian Space Agency Reflection Contrast Microscopy, or Interference reflection microscopy, a type of optical microscopy Regulatory Compliance Mark, an Australian conformity mark Other uses Rapid Communications in Mass Spectrometry, a scientific journal Regimental Corporal Major, a warrant officer appointment in the British Household Cavalry Regional county municipality, a territorial subdivision of Quebec RCM, IATA code for Richmond Airport, Australia Refugee Children's Movement, the organization which carried out the Kindertransport of children from Nazi Germany