triune

American  

[trahy-yoon] / ˈtraɪ yun /

adjective

1. three in one; constituting a trinity in unity, as the Godhead.

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noun

1. (initial capital letter) the Trinity.

triune British  

/ ˈtraɪjuːn /

adjective

1. constituting three in one, esp the three persons in one God of the Trinity

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noun

1. a group of three

2. (often capital) another word for Trinity

Other Word Forms

• triunity
  noun

Etymology

Origin of triune

1595–1605; tri- + -une < Latin ūnus one

Example Sentences

This is often called the "triune brain" theory, first postulated by neuroscientist Paul D. McLean and popularized by astronomer Carl Sagan.

From Salon • Feb. 8, 2023

In the mid-1900s, Paul MacLean, an neuroscientist at Yale and then the National Institute of Mental Health, began developing the triune brain hypothesis.

From New York Times • Oct. 24, 2022

Boehner bore the burden of this triune responsibility better than most.

From US News • Sep. 25, 2015

All adult Trail Life USA leaders must sign a statement of faith and values that begins, “We believe there is one triune God.”

From Washington Times • Sep. 8, 2014

Of the nature, will, and works of the triune God.

From Luther's Small Catechism Explained in Questions and Answers by Sverdrup, H. U.