triad
a group of three, especially of three closely related persons or things.
Chemistry.
an element, atom, or group having a valence of three.: Compare monad (def. 2), dyad (def. 3).
a group of three closely related compounds or elements, as isomers or halides.
Music. a chord of three tones, especially one consisting of a given tone with its major or minor third and its perfect, augmented, or diminished fifth.
Triad, Military. the three categories of delivery systems for strategic nuclear weapons, namely bombers, land-based missiles, and missile-firing submarines:The report says this missile is required in order to sustain an effective air leg of the Triad.
Origin of triad
1Other words from triad
- tri·ad·ic [trahy-ad-ik], /traɪˈæd ɪk/, adjective
- tri·ad·ism, noun
Words Nearby triad
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use triad in a sentence
A new tactical triad is emerging in the 21st century battlefield—special forces, unmanned systems, and cyber will be far more important going forward.
What the U.S. Military Needs to Learn from the Ukraine War | James Stavridis | April 11, 2022 | TimeFlesch commended the triad of independent methods that the researchers used to tackle that challenge.
Culturally prized mountain goats may be vanishing from Indigenous land in Canada | Lesley Evans Ogden | March 8, 2022 | Science NewsIn fact, some public health experts even suggest that they ought to be a fourth member of the “classic triad.”
There was a triad of characteristics identifying this as a substantial tornado on the ground.
Inside the Annapolis tornado: How Ida powered this destructive storm | Jeffrey Halverson, Jason Samenow | September 2, 2021 | Washington PostIf you broaden the causal diagram, as with the cumulative triad risk score, you get a more meaningful assessment of injury risk.
The decision to rebuild the nuclear triad includes a new long-range cruise missile.
America’s 60 Year-Old Nuclear Bomber Might Finally Get a New Engine | Bill Sweetman | October 27, 2014 | THE DAILY BEASTNotably, the future of the nuclear-deterrence triad seems more assured than it has for many years.
Her triad helps us understand what postmodernism is doing to us.
Zany, Cute, Interesting: What the Words We Use Say About Us | Benjamin Lytal | October 23, 2012 | THE DAILY BEASTOf that lethal triad, vanity seems to be the most fatal quality.
The Perils of Biography in the Bradlee-Himmelman Storm | Lee Siegel | May 20, 2012 | THE DAILY BEASTThe Clinton triad united for the final event of the summit, with Bill, Hillary, and Chelsea appearing together on stage.
De Robeck and Keyes came over from the triad to unravel knotty points.
Gallipoli Diary, Volume I | Ian HamiltonMalcolm hurried off; I left a little before 6.30 and went, via the Chatham, back to the triad.
Gallipoli Diary, Volume 2 | Ian HamiltonThere is extant a British triad inculcating the three maxims for good health as “cheerfulness, temperance, and early rising”.
Archaic England | Harold BayleyHe was the chief figure in a triad in which he figured as earth god, with Anu as god of the sky and Ea as god of the deep.
Myths of Babylonia and Assyria | Donald A. MackenzieNitrogen in the triad condition in the amines is far less poisonous than in the pentad condition.
Poisons: Their Effects and Detection | Alexander Wynter Blyth
British Dictionary definitions for triad (1 of 2)
/ (ˈtraɪæd) /
a group of three; trio
chem an atom, element, group, or ion that has a valency of three
music a three-note chord consisting of a note and the third and fifth above it
an aphoristic literary form used in medieval Welsh and Irish literature
the US strategic nuclear force, consisting of intercontinental ballistic missiles, submarine-launched ballistic missiles, and bombers
Origin of triad
1Derived forms of triad
- triadic, adjective
- triadism, noun
British Dictionary definitions for Triad (2 of 2)
/ (ˈtraɪæd) /
any of several Chinese secret societies, esp one involved in criminal activities, such as drug trafficking
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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