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tri·​une ˈtrī-ˌyün How to pronounce triune (audio)
often capitalized


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: three in one:
: of or relating to the Trinity
the triune God
: consisting of three parts, members, or aspects

Examples of triune in a Sentence

Recent Examples on the Web
But good luck with that against Brady, head of a New England triune quarterback panel that has not thrown an interception in its first 249 throws of the season. David White, New York Times, 11 Nov. 2016
Another triune progression haunts our nuclear-armed era: the First World War, the Second World War, the Third World War. Maya Jasanoff, The New Yorker, 6 May 2024 The triune brain model, developed in the mid-20th century by neuroscientist Paul MacLean, has long been considered nonsense by most neuroscientists; the theory was first disproved back in the 1970s. Kristen Martin, Washington Post, 2 Aug. 2023 The new answer from Tosches’ team doesn’t mean that the neocortex in mammals evolved to sit neatly atop older brain regions, as the triune brain theory proposed. Quanta Magazine, 14 Feb. 2023 In the mid-1900s, Paul MacLean, a neuroscientist at Yale and then the National Institute of Mental Health, began developing the triune brain hypothesis. Hannah Thomasy, New York Times, 24 Oct. 2022 Thus, the triple bottom line is upending the pyramid, replacing it with a triune obligation toward profits, people and the planet. Jeffrey Bartel, Forbes, 27 June 2022 Our triune brain gives us a superb piece of hardware that no other living species on Earth has. Luis E. Romero, Forbes, 25 Feb. 2021 To my faith in the triune God when I was confirmed ... Adam Geller, Star Tribune, 10 Jan. 2021 Taylor is the lone woman in a triune tragedy that has sparked outrage across the nation and the globe. NBC News, 8 June 2020

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'triune.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History



Latin tri- + unus one — more at one

First Known Use


1605, in the meaning defined above


1632, in the meaning defined above

Time Traveler
The first known use of triune was in 1605

Dictionary Entries Near triune

Cite this Entry

“Triune.” Dictionary, Merriam-Webster, Accessed 24 Jun. 2024.

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