IRT may refer to:

Science and technology

Imagery rehearsal therapy Imagery is visual symbolism, or figurative language that evokes a mental image or other kinds of sense impressions, especially in a literary work, but also in other activities such as psychotherapy. Forms There are five major types of sensory ima ...

, a treatment for

nightmare disorder Nightmare disorder, also known as dream anxiety disorder, is a sleep disorder characterized by frequent nightmares. The nightmares, which often portray the individual in a situation that jeopardizes their life or personal safety, usually occur dur ...

s * Immunoreactive trypsinogen, newborn screening test for cystic fibrosis *

Infrared thermography Infrared thermography (IRT), thermal video and/or thermal imaging, is a process where a thermal camera captures and creates an image of an object by using infrared radiation emitted from the object in a process, which are examples of infrared ...

* Infrared Telescope (IRT), carried on Space Shuttle mission

STS-51-F STS-51-F (also known as Spacelab 2) was the 19th flight of NASA's Space Shuttle program and the eighth flight of Space Shuttle ''Challenger''. It launched from Kennedy Space Center, Florida, on July 29, 1985, and landed eight days later on Aug ...

Item response theory In psychometrics, item response theory (IRT) (also known as latent trait theory, strong true score theory, or modern mental test theory) is a paradigm for the design, analysis, and scoring of tests, questionnaires, and similar instruments measuring ...

, to interpret psychometric tests

Television

* '' Ice Road Truckers'', a reality television series *

International Response Team ''Criminal Minds: Beyond Borders'' is an American police procedural television series created by Erica Messer that aired on CBS from March 16, 2016, to May 17, 2017. The show is produced by The Mark Gordon Company in association with CBS Televi ...

, a fictional body in ''Criminal Minds''

Other uses

IR Tanger Ittihad Riadi Tanger ( ar, الاتحاد الرياضي لطنجة, lit.'Sports Union of Tangier'), known as Ittihad Riadi Tanger, abbreviation IRT, is a Moroccan football club based in Tangier, that competes in Botola, the top flight of Moro ...

, a Moroccan association football club *

Incident response team An incident response team (IRT) or emergency response team (ERT) is a group of people who prepare for and respond to an emergency, such as a natural disaster or an interruption of business operations. Incident response teams are common in public s ...

, a group of people who prepare for and respond to any emergency incident *

Indiana Repertory Theatre Indiana Repertory Theatre, frequently abbreviated IRT, is a professional regional theatre in Indianapolis, Indiana that began as a genuine repertory theatre with its casts performing in multiple shows at once. It has subsequently become a regio ...

, Indianapolis, US * Institut für Rundfunktechnik, a German research institute for broadcasters *

Interborough Rapid Transit Company The Interborough Rapid Transit Company (IRT) was the private operator of New York City's original underground subway line that opened in 1904, as well as earlier elevated railways and additional rapid transit lines in New York City. The IRT ...

, former New York City Subway operator * '' International Registry of Tartans'', a textile database also known as ''TartanArt'' {{disambig