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[nik-uh-tin-uh-mahyd, -mid, -tee-nuh-] /ˌnɪk əˈtɪn əˌmaɪd, -mɪd, -ˈti nə-/
noun, Biochemistry.
a colorless, crystalline, water-soluble solid, C 6 H 6 N 2 O, 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 of nicotinamide
First recorded in 1890-95; nicotine + amide Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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British Dictionary definitions for nicotinamide


/ˌnɪkəˈtɪnəˌmaɪd; -ˈtiːn-/
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 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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nicotinamide in Medicine

nicotinamide nic·o·tin·a·mide (nĭk'ə-tĭn'ə-mīd', -tē'nə-)
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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