TX

TX, T-X, or Tx may refer to:

Businesses

• Air Caraïbes (IATA airline designator TX)
• Tsukuba Express, a Japanese railway line
• TV Tokyo, a television station with callsigns JOTX-TV, JOTX-DTV

Science and technology

Electronics and computing

• Transmission (telecommunications), generally
  • Tx, a signal name in the RS-232 serial communication protocol
• Sony Xperia TX, an Android-based smartphone from Sony
• Palm TX, a personal digital assistant produced by Palm Inc
• Canon TX, a 1974 35mm single-lens reflex camera

Medicine

• Tx or T_x, medical shorthand for treatment (therapy)
  • Treatment group, in an experiment, such as basic research or clinical trials
• Transplant, in the context of organ transplantation
• In the TNM staging system for cancer:
  • Size or extent of tumor cannot be evaluated
  • Wildcard for any T stage (for example, a chemotherapy regimen prescribed for any T, any N, M1 = TxNxM1)
• Traction (orthopedics)
• Caspase 4, an enzyme

Other uses

• T-X (Terminatrix), the antagonist in the movie Terminator 3: Rise of the Machines
• T-X program, a proposal to buy a new military aviation trainer for the US Air Force
• Texas, US (postal abbreviation TX)