nicotinamide

[nik-uh-tin-uh-mahyd, -mid, -tee-nuh-]

nic·o·tin·a·mide

[nik-uh-tin-uh-mahyd, -mid, -tee-nuh-]
noun Biochemistry.
a colorless, crystalline, water-soluble solid, C6H6N2O, the amide of nicotinic acid, and a component of the vitamin-B complex, found in meat, liver, fish, whole wheat, and eggs: used in medicine chiefly as an agent for preventing or treating human pellagra or animal black tongue.
Also called niacinamide, nicotinic acid amide.


Origin:
1890–95; nicotine + amide
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Nicotinamide is always a great word to know.
So is ruthenium. Does it mean:
Symbol: Ru; atomic weight: 101.07; atomic number: 44
Symbol: Hf; atomic weight: 179.49; atomic number: 72
Collins
World English Dictionary
nicotinamide (ˌnɪkəˈtɪnəˌmaɪd, -ˈtiːn-)
 
n
the amide of nicotinic acid: a component of the vitamin B complex and essential in the diet for the prevention of pellagra. Formula: C6H6ON2

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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American Heritage
Medical Dictionary

nicotinamide nic·o·tin·a·mide (nĭk'ə-tĭn'ə-mīd', -tē'nə-)
n.
The biologically active amide of niacin having similar vitamin activity and used in the prevention and treatment of pellagra. Also called niacinamide.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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