<!--Per MOS:DAB, do not add items that are not frequently referred to by these initials--> {{Wiktionary|DM|dm}} '''DM''', '''Dm''', '''dm''', or '''D.M.''' may stand for: {{TOC right|limit=3}}
==Academic titles and postnominals== * Doctor of Management, an academic management degree * Doctor of Medicine, commonly known as M.D. but archaically abbreviated as D.M. * Doctor of Music, an academic music-performance degree, also known as DMA
==Arts, entertainment, and media== <!--Per MOS:DAB, do not add items that are not frequently referred to by these initials-->
===Broadcasting=== * ''Danger Mouse'' (TV series), a British animated television series * WWDM, a radio station licensed to Sumter, South Carolina, United States
===Gaming=== * Deathmatch (video games), a gameplay mode integrated into first-person shooter computer games * Dungeon Master, the game designer, storyteller and referee in ''Dungeons & Dragons'' <!--Per MOS:DAB, do not add items that are not frequently referred to by these initials-->
===Music=== * D minor, a minor scale or chord * ''DM'' (album), 2017, by Mexican singer Dulce María * "DM" (song), 2022, by fromis_9 * Dance marathon, a multiple-day charity event on U.S. college campuses * Depeche Mode, an English synthpop band formed in 1980 * Drum major (marching band), the leader of a marching band * Death Metal, an extreme subgenre of heavy metal music <!--Per MOS:DAB, do not add items that are not frequently referred to by these initials-->
===Social media=== * Digital marketing * Direct message <!--Per MOS:DAB, do not add items that are not frequently referred to by these initials-->
==In business and economics== * Deutsche Mark (1948–2002), the former currency of Germany (and West Germany) ** East German mark (1951–1990)
==Companies and products== * Detroit and Mackinac Railway * dm-drogerie markt, a German drugstore chain * Dr. Martens, a brand of boots * DM, IATA code of Arajet * DM, then IATA code of Maersk Air, a former Danish airline which operated from 1969 until 2005 <!--Per MOS:DAB, do not add items that are not frequently referred to by these initials-->
==Military== * Designated marksman, a soldier fulfilling the marksman role in an infantry squad * Royal Naval Armaments Depot, Defense Munitions, sites are prefixed DM * A US Navy hull classification symbol: Light minelayer (DM)
==Places== * Davis–Monthan Air Force Base, Tucson, Arizona, US * Des Moines, Iowa, the state capital * Dominica, an island nation in the Caribbean Sea (ISO 3166-1 alpha-2 code: DM)
==Science, technology, and mathematics== ===Computing=== * .dm, Dominica's top-level Internet domain * Dimensional modeling, a set of techniques and concepts used in data warehouse design
====Software==== * ''Display Manager'', a window system for Domain/OS on Apollo/Domain workstations * Device mapper, a component of the Linux kernel that supports logical volume management * X display manager, a graphical login manager
===Medicine=== * Degenerative myelopathy, a condition in dogs affecting the spinal cord * Diabetes mellitus, a disease characterized by high blood sugar * Difference due to memory, a neural activity effect * Diminished motivation, a condition characterized by lack of motivation * Double minute, fragments of extrachromosomal DNA in human tumors * Myotonic dystrophy (DM-1/2/3), a chronic muscle-wasting disease * n-Decyl β-D-Maltopyranoside, a maltoside detergent used when purifying membrane proteins * Dermatomyositis, an inflammatory systemic disorder affecting the skin, muscles, and other organs
===Physics=== * Dark matter, in cosmology, hypothetical non-luminous matter * Deformable mirror * Dispersion measure, the amount of dispersion of radio waves by interstellar medium
===Units of length=== * Decimetre (<code>dm</code>), equal to ten centimetres * Decametre (sometimes <code>Dm</code>), equal to ten metres * Data mile (<code>DM</code>), in radar, equal to 6000 feet
===Other uses in science, technology and mathematics=== * Adamsite, a chemical agent used in riot control * Differential Manchester encoding * Distributed morphology, a theoretical framework in linguistics
==Sports and recreation== * Dallas Mavericks, an NBA team * Danske Mesterskaber, the Danish Athletics Championships * Defensive midfielder, an association football position * Divemaster, in scuba diving
==Other uses== * ''De minimis'', a Latin legal term * ''Diis Manibus'', a Latin epitaphial acronym * SJ Dm3, and Dm, Swedish locomotives * District magistrate, senior local role in the Indian Administrative Service * Des Moines, Iowa * Gorontalo (vehicle registration prefix DM)
==See also== * DMS (disambiguation) * MD (disambiguation)
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