D defs.my
Entry 1 sense Webster, 1913

Harmine

/(här"mĭn [or] -mēn)/ · Har·mine · IPA
01 n. An alkaloid accompanying harmaline (in the Peganum harmala), and obtained from it by oxidation. It is a white crystalline substance.
  1. 1.
    An alkaloid accompanying harmaline (in the Peganum harmala), and obtained from it by oxidation. It is a white crystalline substance.(Chem.)