(p. 765) bibarta rotation, revolution; change; transformation; a changed or developed state; presence or existence in a particular manner; (phil.) illusory existence; illusion, maya. বিবর্তন n. rotation, revolution; act of moving back, return; change, transformation; evolution. বিবর্তনবাদ n. the theory of evolution. ̃বাদ n. (phil.) the doctrine of illusion or maya. বিবর্তিত a. rotated, revolved; moved back, returned; changed, transformed. 3)