betain

betaine

[bee-tuh-een, -in; bih-tey-een, -in]
noun Chemistry, Pharmacology.
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-] .


Origin:
1875–80; < Latin bēta beet + -ine2

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To betain
Collins
World English Dictionary
betaine (ˈbiːtəˌiːn, -ɪn, bɪˈteɪiːn, -ɪn)
 
n
1.  a sweet-tasting alkaloid that occurs in the sugar beet and other plants and in animals. Formula: C5H11NO2
2.  (plural) a group of chemical compounds that resemble betaine and are slightly basic zwitterions
 
[C19: from New Latin Bēta beet + -ine²]

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
American Heritage
Medical Dictionary

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.
Cite This Source
American Heritage
Science Dictionary
betaine   (bē'tə-ēn', -ĭn)  Pronunciation Key 
  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.
Cite This Source
Copyright © 2014 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature
FAVORITES
RECENT

;