TM

TM or Tm and variants may refer to:

Commerce

• TM Forum, telecommunications and entertainment industry association
• TM Supermarket chain in Zimbabwe
• TM Television, a television broadcaster in Mongolia
• ™, Trademark
• TM, LAM Mozambique Airlines, IATA airline designator
• TM, Telekom Malaysia, telecommunication company
• TM, Texas Mexican Railway reporting mark
• TM, Touch Mobile, a telecommunications brand in the Philippines
• TM, Toyota Motor Corporation, NYSE symbol

Electronics and media

• .tm, the Internet domain code for Turkmenistan
• Struct tm, calendar time type in the C and C++ programming languages
• Translation memory

Medicine

• Transverse myelitis, a neurological condition in which the spinal cord is inflamed

Military

• TM-65 mine, a Finnish anti-tank mine
• TM-, a series of Soviet and Russian anti-tank mines
  • TM-41 mine, a Soviet, World War II mine
  • TM-46 mine
  • TM-57 mine
  • TM-62 series of mines
  • TM-83 mine, a 1990s Russian mine
  • TM-89 mine, a 1990s Russian mine
• Torpedoman's Mate, a former rank of the U.S. Navy

Places

• Timiş County, number plates in Romanian county
• TM, ISO 3166-1 country code for Turkmenistan

Science

• Thematic Mapper, Earth observing sensor on Landsat satellite
• Transition metal
• Transport maximum, where concentration increase does not speed membrane traversal
• Transverse Magnetic modes, in optics and wave theory
• Turing Machine
• T_m, Melting point
• T_m, Melting temperature in Nucleic acid thermodynamics, at which half of DNA strands are in the ssDNA state
• Tm, Terametre: 10¹² metres
• Tm, Thulium, a lanthanide element with 69 protons in its nucleus
• Tm, Tm ligands, a tridentate ligand used in coordination chemistry

Other uses

• Transcendental Meditation, a specific form of mantra meditation
• Also known as the Transcendental Meditation technique
• Their Majesties, for multiple monarchs each styled "His/Her Majesty"