DM

DM, Dm, dm, or D.M. may stand for:

Academic titles and postnominals

• Dame of the Sovereign Military Order of Malta, a chivalric order
• Doctor of Management, an academic management degree
• Doctor of Medicine, an academic medical degree
• Doctor of Music, an academic music-performance degree, also known as D.M.A
• Doctor of Metaphysics, an academic degree in metaphysics

Arts and entertainment

Film, radio, and television

• Danger Mouse (TV series), a British animated television series
• WWDM, a radio station licensed to Sumter, South Carolina, United States

Gaming

• Deathmatch, a gameplay mode integrated into first-person shooter computer games
• Dungeon Master, the game designer, storyteller and referee in the role-playing game Dungeons & Dragons

Music

• D minor, a minor scale or chord on the musical note D
• Dance marathon, a multiple-day charity event on U.S. college campuses
• Death metal, a musical style evolving from thrash metal
• Depeche Mode, an English synthpop band formed in 1980
• Drum major, the leader of a marching band
• DM (2017), is the third studio album by Mexican singer and songwriter Dulce María.

Social media

• Direct Message, a personal message on Twitter or Instagram

In business and economics

• Deutsche Mark (1948–2002), the former official currency of Germany
• East German mark (1951–1990), initially Deutsche Mark, the former official currency of East Germany
• Developed market, those countries that are thought to be the most developed
• Direct mail, or advertising mail, delivery of advertising material to recipients of postal mail
• Direct market, the dominant distribution and retail network for North American comic books
• Direct marketing, a type of marketing sending messages directly to consumers

Companies and products

• Daily Mail, a British tabloid
• Digital Monolithic, a National Semiconductor prefix for their digital logic integrated circuits
• dm-drogerie markt, a German drugstore chain
• Dr. Martens, a brand of boots
• Maersk Air (IATA code DM), a former Danish airline which operated from 1969 until 2005

Military

• DM, a US Navy abbreviation for "light minelayer"
• Designated marksman, a soldier fulfilling the marksman role in an infantry squad
• Royal Naval Armaments Depot, Defense Munitions, sites are prefixed DM

Places

• Dominica, an island nation in the Caribbean Sea (ISO 3166-1 alpha-2 code DM)
  • .dm, the nation's country code top-level domain
• Des Moines, Iowa, the state capital
• Davis–Monthan Air Force Base, Tucson, Arizona, US

Science, technology, and mathematics

• Two SI units of length:
  • Decimetre or decimeter (dm, equal to 0,1m)
  • Dekametre or dekameter (usually dam, alternatively Dm or dkm, equal to 10m)

Computing

• Data mart, a specialized version of a data warehouse
• Data mining, searching large volumes of data for patterns
• Digital Monolithic, a National Semiconductor prefix for their digital logic integrated circuits
• Dimensional modeling, a set of techniques and concepts used in data warehouse design

Software

• DM (windowing system), a window system for AEGIS OS on Apollo/Domain workstations
• Device management, programs for automatically updating the software on mobile phone
• Device mapper, a component of the Linux kernel that supports logical volume management
• X display manager (program type), a graphical login manager

Medicine

• Degenerative myelopathy, a condition in dogs affecting the spinal cord
• Dextromethorphan, an anti-coughing drug found in many preparations
• Diabetes mellitus, a disease characterized by high blood sugar
• Difference due to memory, a neural activity effect
• 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
• Dichroic mirror, a mirror with different transmittance or reflectance at two different wavelengths
• Dispersion measure, the amount of dispersion of radio waves by interstellar medium
• Dry matter, a measurement of the mass of something when completely dried

Other uses in science and technology

• Adamsite, a chemical agent used in riot control
• Data mile (DM), a radar-related unit of distance
• Deformable mirror (DM), a means of correcting aberrations in photonics applications
• Demineralisation (disambiguation), various processes affecting bones, teeth, soil, cocoons, and water
• Cantor's diagonal argument or method, a mathematical proof of the uncountability of real numbers
• Differential Manchester encoding
• Dipole moment (disambiguation), the measure of polarity of a system of charges
• Distributed morphology, a theoretical framework in linguistics

Other uses

• De minimis, a Latin legal term
• Defensive midfielder, an association football position
• Diis Manibus, a Latin epitaphial acronym
• Divemaster, in scuba diving
• Dungeon monitor, a safety role in BDSM
• SJ Dm3, and Dm, Swedish locomotives
• District collector, foremost Indian Administrative Service officer, also referred to as District Magistrate

See also

• DMS (disambiguation)
• MD (disambiguation)