dichotomy
n. இரண்டாகப் பிரிவுறதல், இரு கவர்ப்பிரிவு முறை.
Di*chot"o*my, n. Etym: [Gr. dichotomie. See Dichotomous.] 1. A cutting in two; a division. A general breach or dichotomy with their church. Sir T. Browne. 2. Division or distribution of genera into two species; division into two subordinate parts. 3. (Astron.) Defn: That phase of the moon in which it appears bisected, or shows only half its disk, as at the quadratures. 4. (Biol.) Defn: Successive division and subdivision, as of a stem of a plant or a vein of the body, into two parts as it proceeds from its origin; successive bifurcation. 5. The place where a stem or vein is forked. 6. (Logic) Defn: Division into two; especially, the division of a class into two subclasses opposed to each other by contradiction, as the division of the term man into white and not white.