colchicine

UK:*UK and possibly other pronunciationsUK and possibly other pronunciations/ˈkɒltʃɪˌsiːn/US:USA pronunciation: respellingUSA pronunciation: respelling(kol′chə sēn′, -sin, kol′kə-)


WordReference Random House Unabridged Dictionary of American English © 2025
col•chi•cine  (kol′chə sēn′, -sin, kol′kə-),USA pronunciation n. [Pharm.]
  1. Drugsa pale yellow, crystalline alkaloid, C22H25NO6, the active principle of colchicum.
  • colchic(um) + -ine2 1850–55

Collins Concise English Dictionary © HarperCollins Publishers::
colchicine / ˈkɒltʃɪˌsiːn -sɪn ˈkɒlkɪ-/
  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: C22H25NO6
Etymology: 19th Century: from colchicum + -ine2
'colchicine' also found in these entries (note: many are not synonyms or translations):
colchicum

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