TIR

Tir, tir or TIR may refer to:

The French term for Schützenfest, a target-shooting competition
The modern Persian name for the Zoroastrian god Tishtrya
Tir (month), the fourth month (the first month of summer) in the Iranian calendar named for Tishtrya
Tir (god), the ancient Armenian god of wisdom, written language, etc.
Tabar, Iran, a village in North Khorasan Province
Occasional spelling of the Old Norse theonym Týr
A woman thrall in Old Norse society
Tir (demon), one of the sons of Iblis

Abbreviations

Total internal reflection
Tigrinya language, ISO 639 code
Tirupati Airport, the IATA airport code
Traumatic incident reduction, a form of psychotherapy
Translation Initiation Region, the starting point of translation of proteins
Translocated intimin receptor, a receptor used by enteropathogenic Escherichia coli (EPEC)
The TIR Convention, of road transportation (Transports Internationaux Routiers, International Road Transport)
Toll/Interleukin-1 receptor, the cytoplasmic domain of TLR4
Total indicated runout, a measure of roundness or concentricity in the production of machined parts
Total indicator reading, a more general extrapolation of total indicated runout, applicable to other areas of metrology
The Independent Review, a quarterly peer-reviewed journal on political economy published by the Independent Institute since 1996
Total Immersion Racing, a 2002 racing videogame
Thermal infrared, a range of radiation on the infrared spectrum

Tir McDohl, the name given to the protagonist in the Japanese novelization and radio drama adaptation of the video game Suikoden
INS Tir, various ships of the Indian navy