Set, The Set, SET or SETS may refer to:

Science, technology, and mathematics

Mathematics

Set (mathematics) A set is the mathematical model for a collection of different things; a set contains ''elements'' or ''members'', which can be mathematical objects of any kind: numbers, symbols, points in space, lines, other geometrical shapes, variables, or e ...

, a collection of elements *

Category of sets In the mathematical field of category theory, the category of sets, denoted as Set, is the category whose objects are sets. The arrows or morphisms between sets ''A'' and ''B'' are the total functions from ''A'' to ''B'', and the composition ...

, the category whose objects and morphisms are sets and total functions, respectively

Electronics and computing

* Set (abstract data type), a data type in computer science that is a collection of unique values ** Set (C++), a set implementation in the C++ Standard Library * Set (command), a command for setting values of environment variables in Unix and Microsoft operating-systems * Secure Electronic Transaction, a standard protocol for securing credit card transactions over insecure networks * Single-electron transistor, a device to amplify currents in nanoelectronics * Single-ended triode, a type of electronic amplifier * Set!, a programming syntax in the scheme programming language

Biology and psychology

* Set (psychology), a set of expectations which shapes perception or thought *Set or sett, a badger's den *Set, a small tuber or bulb used instead of seed, especially: **

Potato The potato is a starchy food, a tuber of the plant ''Solanum tuberosum'' and is a root vegetable native to the Americas. The plant is a perennial in the nightshade family Solanaceae. Wild potato species can be found from the southern Un ...

set **

Onion An onion (''Allium cepa'' L., from Latin ''cepa'' meaning "onion"), also known as the bulb onion or common onion, is a vegetable that is the most widely cultivated species of the genus ''Allium''. The shallot is a botanical variety of the oni ...

set * SET (gene), gene for a human protein involved in apoptosis, transcription and nucleosome assembly * Single

Embryo Transfer Embryo transfer refers to a step in the process of assisted reproduction in which embryos are placed into the uterus of a female with the intent to establish a pregnancy. This technique (which is often used in connection with in vitro fertilizat ...

, used in ''in vitro'' fertilization

Physics and chemistry

* A chemical change in an adhesive from unbonded to bonded ** Set, to make/become solid; see Solidification * Stress–energy tensor, a physical quantity in the theory of fields * Single electron transfer

Other uses in science and technology

* Saw set, the process of setting the teeth of a saw so each tooth protrudes to the side of the blade * Scalar expectancy theory, a model of the processes that govern behavior controlled by time * Science, Engineering & Technology, e.g. The Science, Engineering & Technology Student of the Year Awards * Setting (typesetting), the act of typesetting a publication for print or display * Simulated Emergency Test, an amateur radio training exercise * Software Engineer in Test, a Quality Assurance job title in some software companies * Strategic Energy Technologies Plan of the European Union * Suzuki SET, Suzuki Exhaust Tuning of motorcycles

Arts and entertainment

Dance

*Set, the basic square formation in square dancing *Set, the basic longwise, square or triangular formation in Scottish Country dancing *Set, the basic formation of more than one couple in Scottish, English and Irish Céilidh

Film, television and theatre

* Set (film and TV scenery) * Theatrical scenery * Set construction, construction of scenery for theatrical, movie, television production, and video game production * ''The Set'' (film), a 1970 Australian movie * ''The Set'' (TV series), an Australian music television show * Sanlih Entertainment Television, a television channel in Taiwan * Sony Entertainment Television, a Hindi-language television channel

Music

*DJ set or

DJ mix A DJ mix or DJ mixset is a sequence of musical tracks typically mixed together to appear as one continuous track. DJ mixes are usually performed using a DJ mixer and multiple sounds sources, such as turntables, CD players, digital audio playe ...

, a musical performance by a DJ * Set theory (music), dealing with concepts for categorizing musical objects and describing their relationships * Set (music), a collection of discrete entities, for example pitch sets, duration sets, and timbre sets * ''Set'' (Thompson Twins album) * ''Set'' (Alex Chilton album) *

Set list A set list, or setlist, is typically a handwritten or printed document created as an ordered list of songs, jokes, stories and other elements an artist intends to present during a specific performance. A setlist can be made of nearly any materi ...

, a list of songs to be played during musical performances

Other arts

* Set (video game), a group of items that adds specific bonuses

Businesses and organizations

Societatea Pentru Exploatări Tehnice ''Societatea Pentru Exploatări Technice'' or SET ("Technical Development Society") was a Romanian aircraft manufacturer. It was the second biggest Romanian pre-war aircraft manufacturer, after Industria Aeronautică Română (IAR). History The ...

, a Romanian aeronautics company of the 1920s to 1940s * South Eastern Trains, former train operator England * Stock Exchange of Thailand, the national stock exchange of Thailand * SET Index, an index for the Stock Exchange of Thailand *

Study of Exceptional Talent The Julian C. Stanley Study of Exceptional Talent (SET) is an outgrowth of the Study of Mathematically Precocious Youth (SMPY) at Johns Hopkins University. Founded in 1971 by Professor Julian Stanley, SMPY pioneered the concept of above-grade-leve ...

, a program for gifted students * Sydney Electric Train Society, an electric train preservation society in Sydney, Australia

Religion

* Set (deity) or Seth, an ancient Egyptian deity *Set or

Seth Seth,; el, Σήθ ''Sḗth''; ; "placed", "appointed") in Judaism, Christianity, Islam, Mandaeism, and Sethianism, was the third son of Adam and Eve and brother of Cain and Abel, their only other child mentioned by name in the Hebrew Bible. ...

, a Biblical character, a son of Adam and Eve

Sport and games

Set (darts) A set in darts consists of a sequence of legs (games) played, ending when the count of legs won meets certain criteria. Throwing first is considered an advantage in a leg, so players alternate who throws first in each leg during the set. General ...

, a sequence of games * Set (card game) * Set (cards), two or more cards of the same rank * Set (dominoes), the first play in dominoes *Set, a signal used in

American football American football (referred to simply as football in the United States and Canada), also known as gridiron, is a team sport played by two teams of eleven players on a rectangular field with goalposts at each end. The offense, the team wit ...

*The set, a pitching position in baseball *Set, a unit of play in

tennis Tennis is a racket sport that is played either individually against a single opponent ( singles) or between two teams of two players each ( doubles). Each player uses a tennis racket that is strung with cord to strike a hollow rubber ball c ...

*Set, a team's second contact with the ball in

volleyball Volleyball is a team sport in which two teams of six players are separated by a net. Each team tries to score points by grounding a ball on the other team's court under organized rules. It has been a part of the official program of the Summ ...

*Set, a group of repetitions in

weight training Weight training is a common type of strength training for developing the strength, size of skeletal muscles and maintenance of strength.Keogh, Justin W, and Paul W Winwood. “Report for: The Epidemiology of Injuries Across the Weight-Tra ...

* Three of a kind (poker), a type of poker hand

Other uses

* Set and setting, coined by Timothy Leary to describe the mindset and location of hallucinogenic experiences * Seṭ and aniṭ roots, in Sanskrit grammar * Set (river), a river in northeastern Spain * Selective Employment Tax, a tax in the United Kingdom from 1966 to 1973 * Senate Electoral Tribunal, decides election protests for the Senate of the Philippines *Set, slang term for a subgroup within a

gang A gang is a social group, group or secret society, society of associates, friends or members of a family with a defined leadership and internal organization that identifies with or claims control over Territory (animal), territory in a communi ...