CM

CM or its variants may refer to:

Arts and media

Configuration management, a systems engineering process for establishing and maintaining consistency
Connection Machine, series of supercomputers
Content management, technologies that support the collection, management, and publishing of information
CyanogenMod, alternative firmware for Android phones, rebranded as LineageOS

Centromedian nucleus, a part of the thalamus
Chiari malformation, a narrowing of the skull which puts pressure on the cerebellum
Chylomicron, lipoprotein with extremely low density
Contingency management, a type of treatment where patients are rewarded (or, less often, punished) for their behavior

CM Draconis, an eclipsing binary system in the constellation of Draco
Apollo command module, a segment of the Apollo command and service module
Commercial Message, Japanese abbreviation using Latin script
Condition monitoring, the process of monitoring a parameter of condition in machinery
Construction morphology, a theory of linguistic morphology

Cameroon, which has the ISO and FIPS country code "CM"
- .cm, the country code top-level domain for Cameroon
CM postcode area, central Essex, England
Chiang Mai, Thailand
Northern Mariana Islands, formerly with the U.S. postal code "CM" (now "MP" to avoid confusion with Cameroon)

Candidate Master, an international chess title
Certified Midwife, health care profession
Chaconia Medal of the Order of the Trinity, a national award of Trinidad and Tobago, post-nominal CM
Chief Mate, also chief officer, first mate or first officer, is the second-in-command on the ship, directly under the Captain
Chief Minister, an appointed head of government.
Order of Canada Member, post-nominal letters C.M.
Congregation of the Mission, a Roman Catholic religious institute
Construction mechanic (United States Navy), a Seabee occupational rating in the U.S. Navy
Knight Commander Royal Order of Monisaraphon, post-nominal letters CM

CM, number 900 in Roman numerals
Change management, system for dealing with organisational change
Construction management/Construction manager
Contract manufacturer, a company that manufactures items for other companies
Contribution margin, a measure in management accounting
Cypro-Minoan syllabary, a form of writing used in Cyprus during the Late Bronze Age
Central midfielder, a position in association football
A US Navy hull classification symbol: Minelayer (CM)