• synonyms


[kol-chuh-seen, -sin, kol-kuh-]
noun Pharmacology.
  1. a pale yellow, crystalline alkaloid, C22H25NO6, the active principle of colchicum.
Show More

Origin of colchicine

First recorded in 1850–55; colchic(um) + -ine2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for colchicine

Historical Examples

British Dictionary definitions for colchicine


  1. a pale-yellow crystalline alkaloid extracted from seeds or corms of the autumn crocus. It is used in the treatment of gout and to create polyploid plants by inhibiting chromosome separation during meiosis. Formula: C 22 H 25 NO 6
Show More

Word Origin

C19: from colchicum + -ine ²
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012