from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Being three in one. Used especially of the Christian Trinity.
  • n. A trinity.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Threefold, having three components that are both separate and united; said especially of the Trinity of Christian doctrine.

from the GNU version of the Collaborative International Dictionary of English

  • adj. Being three in one; -- an epithet used to express the unity of a trinity of persons in the Godhead.

from The Century Dictionary and Cyclopedia

  • Three in one.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adj. being three in one; used especially of the Christian Trinity


tri- + Latin ūnus, one; see oi-no- in Indo-European roots.
(American Heritage® Dictionary of the English Language, Fourth Edition)
From tri- + Latin unus ("one"). (Wiktionary)



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