Triad or triade may refer to: * a group of three

Businesses and organisations

* Triad (American fraternities), certain historic groupings of seminal college fraternities in North America *

Triad (organized crime) A triad ( zh , t=三合會 , s=三合会 , cy=sāam hahp wúi , j=saam1 hap6 wui6‑2 , hp=sān hé huì , first=t,j ) is a Chinese transnational organized crime syndicate based in Greater China and has outposts in various countries with signific ...

, a Chinese transnational organized crime syndicate *

Triad Broadcasting Triad Broadcasting Company, LLC was an owner of radio stations in small and medium markets in the United States. It is based in Monterey, California. At the end of November 2012, Triad announced the sale of its 32 radio stations in 5 markets to L ...

, an American radio station operator *

Triad High School (disambiguation) Triad High School may refer to: *Triad High School (Illinois) *Triad High School (North Lewisburg, Ohio) Triad High School is a public high school in North Lewisburg, Ohio. It is the only high school in the Triad Local School District. Ohio High ...

, several uses * Triad Hospitals, an American hospital operator * Triad International, a multi-national private investment corporation * Triad Racing Technologies, a body parts and chassis supplier for NASCAR teams * Triad Securities, a finance company * Triad Strategies, an American lobbying firm *

Triad Theater The Triad Theater, formerly known as Palsson's Supper Club, Steve McGraw's, and Stage 72, is a cabaret-style performing arts venue located on West 72nd Street on New York's Upper West Side. The theatre has been the original home to some of the lon ...

, a performing arts venue in New York City

Arts and entertainment

Fictional characters

* The Triad (''Charmed''), fictional characters in the TV series * Triad (superhero), alias of DC Comics' Luornu Durgo

Film and television

* ''Triad'' (film), a 1938 German film * '' Triads, Yardies and Onion Bhajees'', a 2003 British film * ''Triad'', a 2012 Hong Kong film starring

William Chan William Chan Wai-ting (born 21 November 1985) is a Hong Kong singer, dancer and actor. In 2003, he participated in New Talent Singing Awards where he won several awards. He was then signed under Emperor Entertainment Group. He began his singin ...

Set Theory

A Triad is a Set with Three Elements. See: https://mathworld.wolfram.com/Triad.html

Music

Triad (music) In music, a triad is a set of three notes (or " pitch classes") that can be stacked vertically in thirds.Ronald Pen, ''Introduction to Music'' (New York: McGraw-Hill, 1992): 81. . "A triad is a set of notes consisting of three notes built on succ ...

, chord consisting of root, third and fifth * ''The Triad'' (album), by Pantha du Prince, 2016 * Triad (band), a Swedish music group * "Triad", a track on Enya's 1987 album ''

Enya Enya Patricia Brennan (; ga, Eithne Pádraigín Ní Bhraonáin; born 17 May 1961), known professionally by the mononym Enya, is an Irish singer, songwriter, and musician known for modern Celtic music. She is the best-selling Irish solo arti ...

'' * "Triad" (Pitchshifter song), 1993 * "Triad" (David Crosby song), 1967 * "Triad", a song by Tool from their 2001 album '' Lateralus'' * “Triad”, a song by ''

Jefferson Airplane Jefferson Airplane was an American rock band based in San Francisco, California, that became one of the pioneering bands of psychedelic rock. Formed in 1965, the group defined the San Francisco Sound and was the first from the Bay Area to ach ...

'' from their 1968 album “Crown Of Creation”

Other uses in arts and entertainment

* ''Triad'', a 2013 video game by Anna Anthropy * ''Triad'' (sculpture), a 1980 outdoor sculpture by Evelyn Franz *

Welsh Triads The Welsh Triads ( cy, Trioedd Ynys Prydein, "Triads of the Island of Britain") are a group of related texts in medieval manuscripts which preserve fragments of Welsh folklore, mythology and traditional history in groups of three. The triad is a ...

, collections of medieval Welsh legend and history * Triads of Ireland, a collection of Old Irish writings

Science and technology

* Triad (anatomy), structure in skeletal muscles, formed by a T tubule surrounded by sarcoplasmic reticulum * Triad (computing), 3 bits of information storage * Triad (environmental science), management system for environmental cleanup *

Triad (monitors) In cathode-ray tube (CRT), or computer display terminology, a triad is a group of 3 phosphor dots coloured red, green, and blue on the inside of the CRT display of a computer monitor or television set. By directing differing intensities of elec ...

, group of three phosphor dots used in some computer monitors * Triad, a brand name of the combination medication butalbital/acetaminophen *

List of medical triads, tetrads, and pentads A medical triad is a group of three signs or symptoms, the result of injury to three organs, which characterise a specific medical condition. The appearance of all three signs conjoined together in another patient, points to that the patient has t ...

Other uses

Triad (religion) A triad, in a religious context, refers to a grouping of three gods, usually by importance or similar roles. A triad of gods were usually not considered to be one in the same being, or different aspects of a single deity as in a Trinity or Triple ...

, a grouping of three gods * Triad (relationship), or ''ménage à trois'' *

Triad (sociology) Triad refers to a group of three people in sociology. It is one of the simplest human groups that can be studied and is mostly looked at by microsociology. The study of triads and dyads was pioneered by German sociologist Georg Simmel at the end ...

, a group of three people as a unit of study *

The Triad (mountain) The Triad is a mountain with three peaks located in the North Cascades, in Skagit County, Washington, Skagit County of Washington (U.S. state), Washington state. Situated in North Cascades National Park, The Triad is positioned west of the ...

, in Washington, U.S. *

Trichotomy (philosophy) A trichotomy is a three-way classificatory division. Some philosophers pursued trichotomies. History Important trichotomies discussed by Aquinas include the causal principles (agent, patient, act), the potencies for the intellect (imagination, ...

, often called triads * HMS ''Triad'' (N53), T-class submarine of the UK Royal Navy *

Piedmont Triad The Piedmont Triad (or simply the Triad) is a metropolitan region in the north-central part of the U.S. state of North Carolina anchored by three cities: Greensboro, Winston-Salem, and High Point. This close group of cities lies in the Piedm ...

, or simply the Triad, a region of North Carolina, U.S. * Triad Islands, in Antarctica * A nuclear triad