TS or Ts may refer to:

Businesses and organizations

Air Transat Air Transat () is a List of airlines of Canada, Canadian airline headquartered in Montreal, Quebec. Founded in 1986, it operates scheduled and charter flights serving 60 destinations in 25 countries. Air Transat is owned and operated by Transa ...

(IATA code TS), a Canadian airline * Tenaris (NYSE symbol), a global manufacturer of steel pipe products *

Theosophical Society The Theosophical Society is the organizational body of Theosophy, an esoteric new religious movement. It was founded in New York City, U.S.A. in 1875. Among its founders were Helena Blavatsky, a Russian mystic and the principal thinker of the ...

, religious philosophy *

Tidewater Southern Railway The Tidewater Southern Railway was a short line railroad in Central California in the United States. For most of its history, it was a subsidiary of the Western Pacific Railroad. It was originally built as an interurban system, connecting to the ...

(reporting mark TS), a former US railroad *

Trabzonspor Trabzonspor Kulübü is a Turkish professional sports club located in the city of Trabzon, located in Black Sea region, northeastern Turkey. Established in 1967 through the merger of several local clubs, Trabzonspor is one of the most prominent A ...

, a Turkish Football Club * Transcendental Students, a former radical student group at NYU * TS Ferries, an Estonian ferry line

Linguistics

Ts (digraph) This is a list of digraphs used in various Latin alphabets. In the list, letters with diacritics are arranged in alphabetical order according to their base, e.g. is alphabetised with , not at the end of the alphabet, as it would be in Danish, ...

, a digraph in the Latin alphabet * Voiceless alveolar sibilant affricate (, , or ), a type of consonantal sound **

Tse (Cyrillic) Tse (Ц ц; italics: ''Ц ц'' or ; italics: ''ц''), also known as Ce, is a letter of the Cyrillic script. It commonly represents the voiceless alveolar affricate , similar but not identical to the pronunciation of zz in "pi ...

(Ц ц), the Cyrillic letter representing the voiceless alveolar affricate *

Tsonga language Tsonga ( ) or Xitsonga as an endonym and exonym, endonym (also known as Changana in Mozambique), is a Bantu languages, Bantu language spoken by the Tsonga people of South Africa and . It is mutually intelligible with Tswa language, Tswa a ...

(ISO 639 code: ts), of southern Africa

Science and technology

Tensile strength Ultimate tensile strength (also called UTS, tensile strength, TS, ultimate strength or F_\text in notation) is the maximum stress that a material can withstand while being stretched or pulled before breaking. In brittle materials, the ultimate ...

, in materials science

Biology and medicine

Transverse section A transverse plane is a plane that is rotated 90° from two other planes. Anatomy The transverse plane is an anatomical plane that is perpendicular to the sagittal plane and the dorsal plane. It is also called the axial plane or horizontal p ...

, a term used in microscopy when prepared slide has a sample transversely dissected. *

Thymidylate synthase Thymidylate synthase (TS) () is an enzyme that catalyzes the conversion of deoxyuridine monophosphate (dUMP) to deoxythymidine monophosphate (dTMP). Thymidine is one of the nucleotides in DNA. With inhibition of TS, an imbalance of deoxynucleot ...

, the enzyme used to generate thymidine monophosphate *

Tourette syndrome Tourette syndrome (TS), or simply Tourette's, is a common neurodevelopmental disorder that begins in childhood or adolescence. It is characterized by multiple movement (motor) tics and at least one vocal (phonic) tic. Common tics are blinkin ...

, a neurological condition involving involuntary tics *

Turner syndrome Turner syndrome (TS), commonly known as 45,X, or 45,X0,Also written as 45,XO. is a chromosomal disorder in which cells of females have only one X chromosome instead of two, or are partially missing an X chromosome (sex chromosome monosomy) lea ...

, a condition in which a female is partly or completely missing an X chromosome

Chemistry

Tennessine Tennessine is a synthetic element; it has Chemical symbol, symbol Ts and atomic number 117. It has the second-highest atomic number and joint-highest atomic mass of all known elements and is the penultimate element of the Period 7 element, 7th ...

, symbol Ts, a chemical element *

Tosyl In organic chemistry, a toluenesulfonyl group (tosyl group, abbreviated Ts or TosIn this article, "Ts", unless otherwise stated, means tosyl, not tennessine.) is a univalent functional group with the chemical formula . It consists of a tolyl ...

, a group in organic chemistry *

Transition state In chemistry, the transition state of a chemical reaction is a particular configuration along the reaction coordinate. It is defined as the state corresponding to the highest potential energy along this reaction coordinate. It is often marked w ...

, of a chemical reaction

Electronics and computing

Adobe Technical Communication Suite Adobe Technical Communication Suite is a collection of applications made by Adobe for technical communicators, help authors, instructional designers, and eLearning and training design professionals. It includes Adobe FrameMaker, Adobe RoboHelp, ...

, an Adobe software family *

MPEG transport stream MPEG transport stream (MPEG-TS, MTS) or simply transport stream (TS) is a standard digital container format for transmission and storage of audio, video, and Program and System Information Protocol (PSIP) data. It is used in broadcast syst ...

(file extension .ts), a digital media container format *

Telesync A telesync (TS) is a bootleg recording of a film recorded in a movie theater, often (although not always) filmed using a professional camera on a tripod in the projection booth. The audio of a TS is captured with a direct connection to the sound ...

, a bootleg recording of a film recorded in a movie theater *

Terminal Services Remote Desktop Services (RDS), known as Terminal Services in Windows Server 2008 and earlier, is one of the components of Microsoft Windows that allow a user to initiate and control an interactive session on a remote computer or virtual machin ...

, a component of Microsoft Windows operating systems * Tip-Sleeve, a standard monaural phone connector *

TypeScript TypeScript (abbreviated as TS) is a high-level programming language that adds static typing with optional type annotations to JavaScript. It is designed for developing large applications and transpiles to JavaScript. It is developed by Micr ...

(file extension .ts), a Microsoft programming language

Mathematics

Tabu search Tabu search (TS) is a metaheuristic search method employing local search methods used for mathematical optimization. It was created by Fred W. Glover in 1986 and formalized in 1989. Local (neighborhood) searches take a potential solution to a ...

, a search method *

Tate–Shafarevich group In arithmetic geometry, the Tate–Shafarevich group of an abelian variety (or more generally a group scheme) defined over a number field consists of the elements of the Weil–Châtelet group \mathrm(A/K) = H^1(G_K, A), where G_K = \mathrm(K ...

, in arithmetic geometry

Transportation

Twin Spark Alfa Romeo Twin Spark (TS) technology was used for the first time in the Alfa Romeo Grand Prix car in 1914. In the early 1960s it was used in their race cars ( GTA, TZ) to enable it to achieve a higher power output from its engines. And in the e ...

, an Alfa Romeo car engine technology * Turbine Steamship (

ship prefix A ship prefix is a combination of letters, usually abbreviations, used in front of the name of a civilian or naval ship that has historically served numerous purposes, such as identifying the vessel's mode of propulsion, purpose, or ownership/na ...

) *

Turn and slip indicator In aviation, the turn and slip indicator (T/S, a.k.a. turn indicator and turn and bank indicator) and the turn coordinator (TC) variant are essentially two aircraft flight instruments in one device. One indicates the rate of turn, or the rate of ...

, an avionics instrument * Training Ship (

) *

Telangana State Telangana is a States and union territories of India, state in India situated in the Southern India, south-central part of the Indian subcontinent on the high Deccan Plateau. It is the List of states and union territories of India by area, ele ...

(vehicle registration code TS), India * Tunisia (

aircraft registration An aircraft registration is a code unique to a single aircraft, required by international convention to be marked on the exterior of every civil aircraft. The registration indicates the aircraft's country of registration, and functions much li ...

prefix TS)

Other uses

Teaspoon A teaspoon (tsp.) is a small spoon that can be used to stir a cup of tea or coffee, or as a tool for measuring volume. The size of teaspoons ranges from about . For dosing of medicine and, in places where metric units are used, for cooking pu ...

(ts.), a measure in cooking * ISO Technical Specification, e.g. ISO/TS 16949:2009 *

Top Secret Classified information is confidential material that a government deems to be sensitive information which must be protected from unauthorized disclosure that requires special handling and dissemination controls. Access is restricted by law or ...

, a security classification * TeamSpeak, a proprietary voice-over-Internet Protocol application for audio communication * TS postcode area, UK *Transition School, a one-year program at the University of Washington; see Transition School and Early Entrance Program