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cyanocobalamin

[sahy-uh-noh-koh-bal-uh-min, sahy-an-oh-]
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noun Biochemistry.
  1. vitamin B12.
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Origin of cyanocobalamin

First recorded in 1945–50; cyano-3 + cobal(t) + (vit)amin
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for cyanocobalamin

cyanocobalamin

noun
  1. a complex red crystalline compound, containing cyanide and cobalt and occurring in liver: lack of it in the tissues leads to pernicious anaemia. Formula: C 63 H 88 O 14 N 14 PCoAlso: vitamin B 12
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Word Origin

C20: from cyano- + cobal (t) + (vit) amin
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

cyanocobalamin in Medicine

cyanocobalamin

(sī′ə-nō′kō-bălə-mĭn, sī-ăn′ō-)
cyanocobalamin in Science

cyanocobalamin

[sī′ə-nō′kō-bălə-mĭn, sī-ăn′ō-]
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.