| 单词 | nicotinic acid |
| 释义 | nicotinic acidnoun Biochemistry.a crystalline acid, C6H5NO2, 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 of nicotinic acidFirst recorded in 1885–90 Words nearby nicotinic acidnicotinamide, nicotinamide adenine dinucleotide, nicotinamide adenine dinucleotide phosphate, nicotine, nicotinic, nicotinic acid, nicotinism, nicotinize, Nicotrol, Nicoya, Nicoya Peninsula Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for nicotinic acidnicotinic acid nouna vitamin of the B complex that occurs in milk, liver, yeast, etc. Lack of it in the diet leads to the disease pellagra. Formula: (C 5 H 4 N)COOHAlso called: niacin 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 Medical definitions for nicotinic acidnicotinic acid n.niacin The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. Scientific definitions for nicotinic acidnicotinic acid [ nĭk′ə-tĭn′ĭk, -tē′nĭk ] See niacin. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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