What does triune mean?
Triune means three in one: consisting of three distinct persons, parts, or elements that are nevertheless understood as forming a unity. Its best-known use is theological. In Christian doctrine, the word describes God as triune—one divine being existing as Father, Son, and Holy Spirit. It also has a broader intellectual use for structures or principles composed of three related aspects, such as a design combining three materials or a theory organized around three concepts. In such contexts, triune carries a formal and elevated tone rather than the neutral character of the simpler words threefold or tripartite. As a noun, “the Triune” is a name for God considered in the Christian doctrine of the Trinity. The word is not especially common outside religious, philosophical, or literary writing, but it remains useful where brevity and precision matter. Its unusual combination of number and unity also makes it memorable beyond its technical theological role.
Consisting of three distinct persons, parts, or elements; especially, of or relating to the Christian Trinity.
"The theologians defended the triune nature of God."
Most common in theological writing, though it can also describe anything organized around three united elements.
The Triune, meaning God understood as three persons in one divine being.
"Many Christians address prayers to the Triune."
Chiefly theological and normally capitalized in this sense.
Rarely used; the plural is needed only when referring to more than one triune entity or being.
"The novel imagines two distant triunes as entirely separate divine realities."
Triune compresses a profound idea into three syllables: three that are not merely side by side but united as one.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Where does triune come from?
Triune entered English in the early 17th century from Latin triunus, formed from tri-, meaning “three,” and unus, meaning “one.” Its development parallels trinity, which comes from Latin trinitas, while words such as unit and unity continue the Latin root unus.
Related word forms
How triune is actually used
Triune is formal, learned, and relatively uncommon in everyday speech. Its principal use is theological, while secular uses tend to emphasize a three-part structure or composition and may sound elevated or literary.
Easily confused with triune
Triune is an adjective describing something as consisting of three persons or parts, whereas a trinity is the entity or doctrine formed by those three.