Arts and entertainment

Film and television

• Theodore "T.C." Calvin, a character on the TV series Magnum, P.I. and its reboot
• Tom Caron, American television host for New England Sports Network
• Top Cat, an animated sitcom named after the protagonist
• TC Televisión, Ecuador, a TV network

Music

• TC Smith, American singer, for TCR
• Tom Constanten (born 1944), American musician from the Grateful Dead
• Top Combine, a Mandopop boy band
• TC (musician), a British drum and bass producer and DJ

Games

• Transcendental Chess
• X3: Terran Conflict, a PC game
• T.C., an era designation in the Xenosaga game series

Organizations

• TC Electronic, a Danish manufacturer of studio equipment and guitar effects
• Air Tanzania (IATA code TC)
• Teachers College, Columbia University, a graduate school of education in New York City
• Telecom Cambodia, a telecom company in Cambodia
• Tierra Comunera, a Spanish political party
• Thompson Creek Metals Company Inc (NYSE: TC), a diversified mining company
• Transport Canada, a Canadian federal government department
• Trinity College (Connecticut), an American liberal arts college
• Tomball College, now Lone Star College-Tomball
• Transport Canberra, Australian transport agency

People

• TC Clements, Michigan state representative
• Tony Currie (footballer) (born 1950), English footballer

Places

• The Republic of Turkey, from the Turkish name, Türkiye Cumhuriyeti
• Traverse City, Michigan, US
• Turks and Caicos Islands (ISO 3166-1 country code TC)

Science and technology

Biology and medicine

• Testicular cancer
• Therapeutic community, a treatment program for addictions, personality disorder or other mental problems
• Cytotoxic T-cells

Chemistry and physics

• Technetium, symbol Tc, a chemical element
• Temperature coefficient
• Critical temperature (Tc)
• Convective temperature (Tc)
• Curie temperature (Tc)
• Teracoulomb, an SI unit for electric charge equal to 1012 coulombs
• Tesla coil, a category of high-voltage discharge coils
• Tonnes of Carbon (tC)

Computing

• Turing complete
• .tc, the Internet country code top-level domain (ccTLD) for Turks and Caicos Islands
• TC (complexity), a complexity class
• Tc (Linux), a command-line utility used to configure network traffic control in the Linux kernel
• Take Command (command line interpreter), a command line interpreter by JP Software
• Telecine (copying), a form of digital transfer using a Telecine machine
• Teleconference
• TrueCrypt, a disk encryption software
• Trusted Computing, a scheme for adding additional controls on what computers may or may not do into hardware or software

Transportation

• TC, a Mazda piston engine
• Chrysler TC by Maserati, an automobile sold by Chrysler from 1989 to 1991
• Scion tC, a touring coupe produced by Scion based on the Toyota Avensis
• Traction control system, an anti-slip automobile subsystem
• Turn coordinator, an aircraft instrument
• Transit center, a major transport hub for trains and buses

Other uses in science and technology

• Technical committee, see All pages with titles containing Technical committee
• Teleconverter, a kind of secondary photographic lens
• Timecode, in video and audio production
• Tropical cyclone, also known as a hurricane, tropical storm, tropical depression, or typhoon
• Turbocharger, turbine-driven device that increases an internal combustion engine's power output

Sports

• T.C. Bear, mascot for the Minnesota Twins baseball team
• TC 2000, a series of races for touring cars which is held each year in Argentina
• TC Panther, the mascot of the Northern Iowa Panthers
• Tahiti Cup, national association football cup competition in Tahiti
• Tonga Cup, national association football cup competition in Tonga
• Total chances, a baseball fielding term
• Turismo Carretera, a popular stock car category in Argentina

Other uses

• Total Communication, a form of sign language
• Total cost, in economics and accounting
• Traffic collision, an automobile accident
• Trinity Cross, the highest national award in Trinidad and Tobago
• Type certificate, an aircraft document
• Traditional Chinese characters, Chinese characters in any character set that does not contain newly created characters or character substitutions performed after 1946
• United States Tax Court, a U.S. Article I federal trial court