TMA

TMA may refer to:

Science

• Tense–Modality–Aspect or tense–aspect–mood, grammatical system
• Tetramethylammonium ion or its salts
• Thermomechanical analysis
• Third man argument, a philosophical criticism of Plato's theory of Forms
• Three mirror anastigmat, a type of telescope
• Thrombotic microangiopathy
• Tissue microarray, device for analysing many histological tissue samples
• Transcription mediated amplification
• Trimethylamine, (CH₃)₃N, a simple amine
• Trimethylaluminium, (CH₃)₃Al
• Psychedelic or hallucinogenic drugs that are isomeric-substituted amphetamines:
  • 3,4,5-trimethoxyamphetamine (TMA)
  • 2,4,5-trimethoxyamphetamine (TMA-2)
  • 2,3,4-trimethoxyamphetamine (TMA-3)
  • 2,3,5-trimethoxyamphetamine (TMA-4)
  • 2,3,6-trimethoxyamphetamine (TMA-5)
  • 2,4,6-trimethoxyamphetamine (TMA-6)
• Tristeza y muerte de agave, disease of blue agave

Transportation

Aviation

• Terminal Manoeuvring Area / Terminal Control Area - aviation term for a controlled high-volume airspace

Airlines

• Trans Maldivian Airways
• TMA Cargo, Lebanese airline

Engineering

• TMA Engineering, UK
• Truck-mounted attenuator, crash attenuator

Space exploration

• Russian Soyuz spacecraft missions; TMA are the Russian initials for Transport Modified Anthropometric
  • Soyuz TMA-1, launched 30 October 2002
  • Soyuz TMA-2, launched 26 April 2003
  • Soyuz TMA-3, launched 18 October 2003
  • Soyuz TMA-4, launched 19 April 2004
  • Soyuz TMA-5, launched 14 October 2004
  • Soyuz TMA-6, launch 15 April 2005
  • other Soyuz-TMA missions

Military

• Tanzania Military Academy
• A Yugoslavian series of landmines:
  • TMA-1 mine
  • TMA-2 mine
  • TMA-3 mine
  • TMA-4 mine

Communication

• Tower Mounted Amplifier or masthead amplifier

Other

• Tehsil Municipal Administration
• Texas A&M Maritime Academy
• Theatre Musicians Association, US
• TMA Awards of the UK Theatrical Management Association
• Total Media Agency, a Japanese pornographic video production company
• Tutor-Marked Assignment, used by the UK Open University
• TMA-1 (Tycho Magnetic Anomaly 1), a fictional black Monolith (Space Odyssey) in 2001: A Space Odyssey