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betaine

[bee-tuh-een, -in; bih-tey-een, -in] /ˈbi təˌin, -ɪn; bɪˈteɪ in, -ɪn/
noun, Chemistry, Pharmacology
1.
a colorless, crystalline, water-soluble, sweet-tasting alkaloid, C 5 H 11 NO 2 , usually obtained from sugar beets or synthesized from glycine, used chiefly in medicine.
Also, betain
[bee-tuh-in, bih-tey-] /ˈbi tə ɪn, bɪˈteɪ-/ (Show IPA)
.
Origin
1875-1880
1875-80; < Latin bēta beet + -ine2
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for betain

betaine

/ˈbiːtəˌiːn; -ɪn; bɪˈteɪiːn; -ɪn/
noun
1.
a sweet-tasting alkaloid that occurs in the sugar beet and other plants and in animals. Formula: C5H11NO2
2.
(pl) a group of chemical compounds that resemble betaine and are slightly basic zwitterions
Word Origin
C19: from New Latin Bēta beet + -ine²
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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betain in Medicine

betaine be·ta·ine (bē'tə-ēn', -ĭn)
n.
A sweet crystalline alkaloid occurring in sugar beets and other plants and used in the treatment of muscular degeneration.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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betain in Science
betaine
  (bē'tə-ēn', -ĭn)   
  1. Any of a class of organic salts that are derived from amino acids and have a cationic (positively charged) component that consists of a nitrogen atom attached to three methyl (CH3) groups.

  2. A salt of this class that is a sweet crystalline alkaloid first found in sugar beets but also widely occurring in other plants and in animals. Betaine is used in the treatment of muscular weakness and degeneration. Chemical formula: C5H11NO2.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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