Cts or CTS may refer to:
Arts and entertainment
Television
- Chinese Television System, a Taiwanese broadcast television station, including:
- CTS Main Channel (Chinese: 華視主頻)
- CTS Education and Culture (Chinese: 華視教育文化頻道)
- CTS Recreation (Chinese: 華視休閒頻道)
- CTS News and Info (Chinese: 華視新聞頻道) (on Chunghwa Telecom MOD only)
- Christian Television System, in Korea
- Crossroads Television System, in Canada
- The Catherine Tate Show, a British television program
Other uses in arts and entertainment
- Cardboard Tube Samurai, a character in the Penny Arcade webcomic
Businesses
- Car Top Systems, a supplier of automotive convertible tops
- China Travel Service, the tourism and travel agency of China, parent company renamed China Tourism Group in 2020.
- Cognizant Technology Solutions, a US-based information technology services company
- Compagnie des Transports Strasbourgeois, a public transport company based in Strasbourg, France
- Connexxion Taxi Services, a division of Connexxion, a large public transport company in the Netherlands
- Colorado Time Systems, a US-based company providing aquatic timing services
Educational institutions
Seminaries
- Chicago Theological Seminary, affiliated with the United Church of Christ, in Chicago, Illinois
- Christian Theological Seminary, affiliated with the Disciples of Christ, in Indianapolis, Indiana
- Concordia Theological Seminary, affiliated with the Missouri Synod of the Lutheran Church, in Fort Wayne, Indiana
- Columbia Theological Seminary, affiliated with the Presbyterian Church, in Decatur, Georgia
Other educational institutions
- College of Technological Sciences–Cebu, Cebu City, Philippines
- The Calcutta Technical School, West Bengal, India
Science and technology
Computing and telecommunications
- Ciphertext stealing in cryptography
- Clear to send (disambiguation) control signal
- Common Type System, a common set of types in the .NET Framework
- Hermes Communications Technology Satellite, a Canadian communications satellite launched in 1976
- Computational transportation science, an interdisciplinary field addressing the modeling, planning, and economics of transportation
Medicine
- Carpal tunnel syndrome, a medical condition causing pain in parts of the hand
- Cracked tooth syndrome, a medical condition in which a posterior tooth has developed a crack
- Cubital tunnel syndrome, compression of the ulnar nerve at the elbow
- Cathepsin, a class of enzymes
- Cardiothoracic surgery, a field of medicine involved in surgical treatment of diseases affecting organs inside the thorax (chest)
Other uses in science and technology
- CTS (rocket stage), a Chinese solid-fuel upper stage
- Cadillac CTS, a luxury automobile made by Cadillac
- Conflict Tactics Scale, a social survey instrument for the study of conflict in relationships
- Copper Tube Size
- Cattle Tracing System, administered by the British Cattle Movement Service
Other uses
- Cambridge Tolkien Society
- Catholic Truth Society, an organisation that produces Catholic literature
- Combat Zones That See, a US defense project
- Consider the Source, New York City based jam band
- Cosmic Top Secret, the highest of four levels of NATO classified information
- Crack the Skye, an album by heavy metal band Mastodon
- New Chitose Airport (IATA code)