QT or Qt may refer to:

Arts and media

* QT (musician) (born 1988), pop singer * '' QT: QueerTelevision'', an LGBT newsmagazine which aired on Canada's CityTV in the 1990s *

Quentin Tarantino Quentin Jerome Tarantino (; born March 27, 1963) is an American film director, writer, producer, and actor. His films are characterized by stylized violence, extended dialogue, profanity, dark humor, non-linear storylines, cameos, ensembl ...

(born 1963), American filmmaker * ''Question Time'' (TV programme), a topical debate BBC television programme in the UK

Organizations

* QuikTrip, a US convenience store chain * QT Inc., manufacturer of the Q-Ray ionized bracelet *

QT Hotels & Resorts QT Hotels & Resorts, or QT, is a boutique hotel accommodation and hospitality provider that operates in Australia and New Zealand. Established in 2011, the brand currently operates ten hotels and resorts. QT is a subsidiary of the ASX-list ...

* The Qt Company

Science and technology

Medicine

QT interval The QT interval is a measurement made on an electrocardiogram used to assess some of the electrical properties of the heart. It is calculated as the time from the start of the Q wave to the end of the T wave, and approximates to the time taken ...

, on an electrocardiogram **

Long QT syndrome Long QT syndrome (LQTS) is a condition affecting repolarization (relaxing) of the heart after a heartbeat, giving rise to an abnormally lengthy QT interval. It results in an increased risk of an irregular heartbeat which can result in fainting, ...

, a rare heart condition ** Short QT syndrome, a very rare disease of the heart

Other uses in science and technology

Qt (software) Qt (pronounced "cute") is cross-platform software for creating graphical user interfaces as well as cross-platform applications that run on various software and hardware platforms such as Linux, Windows, macOS, Android or embedded systems ...

, a cross-platform application framework *

QuickTime QuickTime is an extensible multimedia framework developed by Apple Inc., capable of handling various formats of digital video, picture, sound, panoramic images, and interactivity. Created in 1991, the latest Mac version, QuickTime X, is a ...

, a multimedia technology from Apple Inc. * Quiet Trader, cargo versions of the

BAe 146 The British Aerospace 146 (also BAe 146) is a short-haul and regional airliner that was manufactured in the United Kingdom by British Aerospace, later part of BAE Systems. Production ran from 1983 until 2001. Manufacture by Avro Internation ...

jet *

Quart The quart (symbol: qt) is an English unit of volume equal to a quarter gallon. Three kinds of quarts are currently used: the liquid quart and dry quart of the US customary system and the of the British imperial system. All are roughly equ ...

(qt), a unit of volume equal to a quarter of a gallon

Other uses

Quality time Quality time is an expression referring to how an individual proactively interacts with another while they are together, regardless of the duration. Overview Sometimes abbreviated QT, it is an informal reference to time spent with close family, ...

, time spent with loved ones which is in some way special *

QT (New York City Subway service) The Q Second Avenue/Broadway Express/Brighton Local is a rapid transit service in the B Division of the New York City Subway. Its route emblem, or "bullet", is colored since it uses the BMT Broadway Line in Manhattan. The Q operates at all t ...

, a former New York City Subway service, whose route is now partially served by the Q train *

Quantitative tightening Quantitative tightening (QT) is a contractionary monetary policy tool applied by central banks to decrease the amount of liquidity or money supply in the economy. A central bank implements quantitative tightening by reducing the financial asset ...