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betaine

Syllabification: be·ta·ine
Pronunciation: /ˈbētəˌēn
 
/

Definition of betaine in English:

noun

Chemistry
1A crystalline compound with basic properties found in many plant juices.
Example sentences
  • The physiological characterization of transgenic plants suggested that betaine might accelerate protein synthesis de novo during recovery from stress.
  • Many plant species accumulating betaine inhabit saline and arid areas and accumulate the compound in response to drought and salinity.
  • They also supply betaine - the methyl donator, which the body uses for rebuilding joints and protecting the liver from a variety of chemicals, including alcohol and steroids.
1.1Any zwitterionic compound of the type represented by betaine.
Example sentences
  • There are anionic, zwitterionic (such as betaines), cationic and non-ionic species which may be admixed with the primary surfactant.
  • He recently described the simultaneous analysis of underivatized sugars, polyols, proline analogues, and betaines in plant extracts by HPLC although the method suffered from interference by amino acids.

Origin

mid 19th century: formed irregularly from Latin beta 'beet' (because originally isolated from sugar beet) + -ine4.

Definition of betaine in:

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