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thiamin

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thi⋅a⋅mine

[thahy-uh-min, -meen]
–noun Biochemistry.
a white, crystalline, water-soluble compound of the vitamin-B complex, containing a thiazole and a pyrimidine group, C12H17ClN4OS, essential for normal functioning of the nervous system, a deficiency of which results chiefly in beriberi and other nerve disorders: occurring in many natural sources, as green peas, liver, and esp. the seed coats of cereal grains, the commercial product of which is chiefly synthesized in the form of its chloride (thiamine chloride or thiamine hydrochloride) for therapeutic administration, or in nitrate form (thiamine mononitrate) for enriching flour mixes.
Also, thi⋅a⋅min [thahy-uh-min] .
Also called vitamin B1 , aneurin, aneurine.


Origin:
1905–10; thi- + amine
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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thi·a·mine   (thī'ə-mĭn, -mēn')   
n.  A vitamin, C12H17ClN4OS, of the vitamin B complex, found in meat, yeast, and the bran coat of grains, and necessary for carbohydrate metabolism and normal neural activity. Also called vitamin B1.

[Alteration of thiamin : thi(o)- + (vit)amin.]
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Medical Dictionary

Main Entry: thi·a·mine
Pronunciation: 'thI-&-m&n, -"mEn
Variant: also thi·a·min /-m&n/
Function:noun
: a vitamin (C12H17N4OS)Cl of the B complex that is an amino hydroxy quaternary ammonium water-soluble salt containing a thiazole ring and apyrimidine ring, that occurs widely both free (as in the germs of cereals and hulls of grain) and combined (as in yeast and in animal tissues like liver, kidneys, and heart) but is usually synthesizedcommercially, that functions in the body as a cocarboxylase and is essential for conversion of carbohydrate to fat and for normal nervous functions, and that is used in nutrition (as in vitaminpreparations and in enriching flour and bread) and in medicine called also vitamin B1
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

thiamine thi·a·mine (thī'ə-mĭn, -mēn') or thi·a·min (-mĭn)
n.
A vitamin of the vitamin B complex, found in meat, yeast, and the bran coat of grains, and necessary for carbohydrate metabolism and normal neural activity. Also called vitamin B1.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Science Dictionary
thiamine   (thī'ə-mĭn)  Pronunciation Key 
A water-soluble pyrimidine derivative belonging to the vitamin B complex that is important in carbohydrate metabolism and normal activity of the nervous system. It is found in pork, organ meats, whole grain cereals, legumes, and nuts. Deficiency of thiamine in the diet results in beriberi. Also called vitamin B1. Chemical formula: C12H17ClN4OS.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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