'Columbin' definitions:

Definition of 'Columbin'

From: GCIDE
  • Columbin \Co*lum"bin\, n. (Chem.) A white, crystalline, bitter substance. See Calumbin. [1913 Webster]

Definition of 'columbin'

From: GCIDE
  • Calumbin \Ca*lum"bin\, n. (Chem.) A bitter principle extracted as a white crystalline substance from the calumba root. [Written also colombin, and columbin] [1913 Webster]