di·chot·o·my play_w(“D0205000″)
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t
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n. 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.
