本源 běnyuán origin Origin Definitions Defs Strokes Stroke Words Sentences Sents běnyuán origin 本 běn proper nounadverb origin the source, foundation, or fundamental part of something源 yuán noun origin (bound form) root; origin; the starting cause or basis of somethingběnyuán source 本 běn noun root (bound form) the root or stem of a plant源 yuán noun source (bound form) source of a river; fountainhead; starting point of a stream