微分 wēifēnwéifēn differential Origin Definitions Defs Strokes Stroke Words Sentences Sents wēifēn differential 微 wēi adjectivenoun tiny (bound form) tiny; miniature; minute; small in amount分 fēn verbadverb to divide to divide; to separate; to distribute; to allocatewéifēn to see faintly 微 wēi secretly (literary) secretly; stealthily; incognito分 fēn noun to distinguish to distinguish; to differentiate; to discriminate