TMA

TMA is a three-letter abbreviation with multiple meanings, as described below:

Science

• Thermo-mechanical analysis, a type of thermal analysis
• Thrombotic microangiopathy
• Trimethylamine, (CH₃)₃N, a simple amine.
• Trimethylaluminium, (CH₃)₃Al
• The psychedelic hallucinogenic drugs and isomers of trimethoxyamphetamine:
  • 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)
• Tetramethoxyamphetamine, another hallucinogenic drug
• Thayer-Martin agar, a culture medium for isolating Neisseria gonorrhoeae
• Tissue microarray, a technique in histology for analysing large numbers of tissue samples
• A surgical procedure involving removal of a portion of the foot, transmetatarsal amputation.

Aviation

• Terminal Control Area - a type of airspace established at the confluence of ATS-routes in the vicinity of one or more major airports
• Traffic Management Advisor - an aviation term

Airlines

• Trans Mediterranean Airways, a cargo airline from Lebanon
• TransMeridian Airlines
• Trans Maldivian Airways

Space

• The Russian spaceflight missions:
  • 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

Engineering

• Truck-Mounted Attenuator
• TMA Engineering, a United Kingdom engineering company with a sideline in narrow gauge locos
• Tower Mounted Amplifier
• Transportation Management Association

Other

• True Mon Amis
• Tailor Made Activity - a client specific promotion in retail business
• Trade Management aimed at Asia - a business studies focused on Asia at the Rotterdam Business School
• "Tristeza y Muerte de Agave" (wilting and death of the agave), a tequila agave plant disease
• Tycho Magnetic Anomaly TMA-1, a fictional black monolith featured in 2001: A Space Odyssey

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