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A poisonous alkaloid, C22H25NO6, that is obtained from the autumn crocus and inhibits microtubule formation. It is used in medicine to treat gout and in plant breeding to produce polyploid plants.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
colchicine(ˈkɒltʃɪˌsiːn; -sɪn; ˈkɒlkɪ-)
(Biochemistry) 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
[C19: from colchicum + -ine2]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
col•chi•cine(ˈkɒl tʃəˌsin, -sɪn, ˈkɒl kə-)
a pale yellow, crystalline alkaloid, C22H25NO6, the active principle of colchicum.
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