nicotinic acid

nicotinic acid

noun Biochemistry.
a crystalline acid, C 6 H 5 NO 2 , that is a component of the vitamin-B complex, found in fresh meat, yeast, etc., produced by the oxidation of nicotine, and used in the prevention and treatment of pellagra.
Also called niacin, vitamin B3.


Origin:
1885–90

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Collins
World English Dictionary
nicotinic acid
 
n
Also called: niacin a vitamin of the B complex that occurs in milk, liver, yeast, etc. Lack of it in the diet leads to the disease pellagra. Formula: (C5H4N)COOH

Collins English Dictionary - Complete & Unabridged 10th Edition
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00:10
Nicotinic acid is always a great word to know.
So is callithumpian. Does it mean:
a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes.
a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.
American Heritage
Medical Dictionary

nicotinic acid n.
See niacin.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
nicotinic acid   (nĭk'ə-tĭn'ĭk, -tē'nĭk)  Pronunciation Key 
See niacin.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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