Meaning of trichotomy

tri•chot•o•my

Pronunciation: (tri-kot'u-mē), [key]
— pl. -mies.
  1. division into three parts, classes, categories, etc.
  2. an instance of such a division, as in thought, structure, or object.
  3. the three-part division of human beings into body, spirit, and soul.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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