CT

CT or ct may refer to:

In arts and media

• c't (Computer Technik), a German computer magazine
• Freelancer Agent Connecticut (C.T.), a fictional character in the web series Red vs. Blue
• Christianity Today, an American evangelical Christian magazine

Businesses and organizations

• CT Corp, an Indonesian conglomerate
• CT Corporation, an umbrella brand for two businesses: CT Corporation and CT Liena
• C/T Group, formerly Crosby Textor Group, social research and political polling company
• Canadian Tire, a Canadian company engaged in retailing, financial services and petroleum
• Calgary Transit, the public transit service in Calgary, Alberta, Canada
• Central Trains (National Rail abbreviation), a former train operating company in the United Kingdom
• Czech Television, the public television broadcaster in the Czech Republic
• Community Transit, the public transit service in Snohomish County, Washington, U.S.
• Comunión Tradicionalista, a former Spanish political party
• CT (TV channel), a Filipino cable and satellite television network

Finance

• Centime (ct), the French for "cent", used in English in several Francophone countries
• Stotinki (ст), the currency of Bulgaria

Places

• CT postcode area, for Canterbury and surrounding areas in south-eastern England
• Connecticut (United States postal abbreviation)
• Province of Catania (vehicle registration code), Sicily, Italy
• Central African Republic (FIPS Pub 10-4 code and obsolete NATO diagram)
• Canton and Enderbury Islands (obsolete ISO 3166 country code), part of the Phoenix Islands in the Pacific Ocean
• Cape Town (capital city of the Western Cape, South Africa)
• Ct, for "Court"; a street suffix as used in the US

Science and technology

Biology and medicine

• Haplogroup CT, Y-DNA haplogroup.
• CT scan or X-ray computed tomography, a medical imaging method
• Calcitonin (symbol CT), a hormone produced in the thyroid gland
• Calibrated automated thrombogram (CT or CAT), a coagulation test
• Cardiothoracic surgery, the field of medicine specializing in chest surgery
• Chemotype (ct.), a chemically distinct entity in a plant or microorganism
• Cognitive therapy, a type of psychotherapy
• Connective tissue, a type of biological tissue
• Chelation therapy
• Chemotherapy
• Cholera toxin, a toxic protein secreted by Vibrio cholerae
• Threshold Cycle (C_t), see cycle of quantification/qualification
• COVID-19 test

Computing

• Intel Ct, a SIMD multithreading programming model developed by Intel
• Certificate Transparency, in network security

Other uses in science and technology

• CT Value, in drinking water disinfection
• Threshold cycle (C_t), a measure in the cycle of quantification/qualification of a real-time polymerase chain reaction
• Carat (purity) (ct), a measure of the purity of gold and platinum alloys
• Carat (mass) (ct), a unit of mass used for measuring gems and pearls
• Continuous-time signal, a varying quantity (a signal) whose domain is a continuum
• Center tap, a wire that is connected halfway along one of the windings of a transformer, inductor or a resistor
• Compliant Tower, a deepwater offshore oil platform
• Convective temperature, in atmospheric science
• Current transformer, a kind of transformer used in the electrical power industry

Transportation

• Lexus CT, an automobile
• Honda CT series, a series of Honda bikes
• Crawler-transporter, a tracked vehicle used to transport the Space Shuttle from Vehicle Assembly Building to Launch Complex 39
• Civil Air Transport (IATA code)
• Training cruiser, a U.S. Navy hull classification
• Cybertruck

Other uses

• Ct, a typographic ligature
• c. t. (cum tempore, Latin for "with time"), indicates that a lecture will begin a quarter-hour after the stated time; see Academic quarter
• Central Time Zone, a time zone in Canada, the United States, and Mexico
• Coffin Texts
• Conspiracy theory or theorist
• Counter-terrorism
• Cryptologic technician, a United States Navy enlisted rating or job specialty
• Chinese Taipei, the name used by Taiwan in some international organizations due to political pressure from the People's Republic of China
• ct followed by a number means the number of items contained in a cardboard (e.g. zucchini 3 ct)
• Corps Turd, etymologically "Cadet in Training", member of the Texas A&M Corps of Cadets that is not in the band

See also

• Champions Trophy (disambiguation), several trophies awarded in different sports
• Central tendon (disambiguation)