Triad

Triad or triade may refer to:

• a group of three

Humanities

• Trichotomy (philosophy), often called triads
• Triad (sociology), a group of three people as a unit of study
• Triad (relationship), or ménage à trois

Music

• Triad (music), chord consisting of root, third and fifth

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), group of three phosphor dots used in some computer monitors
• List of medical triads, tetrads, and pentads
• A nuclear triad
• Triad, a brand name of the combination medication butalbital/acetaminophen
• The TRIAD Method for determining spacecraft attitude

Religion

• Triad (religion), a grouping of three gods

As a proper name

Businesses and organisations

• Triad (American fraternities), certain historic groupings of seminal college fraternities in North America
• Triad (organized crime), a Chinese transnational organized crime syndicate
• TRIAD Berlin, a German exhibit design company
• Triad Broadcasting, an American radio station operator
• Triad High School (disambiguation), 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 Theater, a performing arts venue in New York City

Places

• The Triad (mountain), in Washington, U.S.
• Piedmont Triad, or simply the Triad, a region of North Carolina, U.S.
• Triad Islands, in Antarctica

Arts and entertainment

• Triads (Gregory Palamas), a set of nine treatises by 14th-century Byzantine Greek theologian St. Gregory Palamas
• Triad, a 2013 video game by Anna Anthropy
• Triad (sculpture), a 1980 outdoor sculpture by Evelyn Franz
• Welsh Triads, collections of medieval Welsh legend and history
• Triads of Ireland, a collection of Old Irish writings
• The Triad (magazine) (1915–1927), Australian arts magazine

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
• Triad, a 2012 Hong Kong film starring William Chan

Music

• The Triad (album), by Pantha du Prince, 2016
• Triad (band), a Swedish music group
• "Triad", a track on Enya's 1987 album Enya
• "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 from their 1968 album “Crown Of Creation”

Other

• HMS Triad (N88), headquarters ship of the British navy in the Persian Gulf
• HMS Triad (N53), T-class submarine of the UK Royal Navy

See also

• 3 (disambiguation)
• Third (disambiguation)
• Triadic (disambiguation)
• Trichotomy (disambiguation)
• Trinity (disambiguation)
• Trio (disambiguation)
• Triple (disambiguation)
• Triplet (disambiguation)
• Troika (disambiguation)
• Triadi, a village in Thessaloniki, Greece
• Triadization, a proposed alternative to the theory of globalization
• Triiad, a fictional entity in TV series Hypernauts
• Triumvirate
• Dyad (disambiguation) ("group of 2")
• Tetrad (disambiguation) ("group of 4")
• Hendiatris, figure of speech