Skip to search.

Definition of dichotomy


Reference
Dictionary
Encyclopedia
Thesaurus
World Factbook

 
Search Dictionary:

Houghton Mifflin

di·chot·o·my  audio  (d-kt-m) KEY 

NOUN:
pl. di·chot·o·mies
  1. Division into two usually contradictory parts or opinions: "the dichotomy of the one and the many" (Louis Auchincloss).
  2. Astronomy The phase of the moon, Mercury, or Venus when half of the disk is illuminated.
  3. Botany Branching characterized by successive forking into two approximately equal divisions.

ETYMOLOGY:
Greek dikhotomi, from dikhotomos, divided in two : dikho-, dicho- + temnein, to cut; see tem- in Indo-European roots


Visit our partner's site
Provided by Houghton Mifflin
logoeReference -- Download this interactive reference software to your desktop computer