betaine

US:USA pronunciation: respellingUSA pronunciation: respelling(bē′tə ēn′, -in; bi tā′ēn, -in)


WordReference Random House Unabridged Dictionary of American English © 2025
be•ta•ine  (bē′tə ēn′, -in; bi tā′ēn, -in),USA pronunciation n. [Chem., Pharm.]
  1. Chemistry, Drugs, Drugsa colorless, crystalline, water-soluble, sweet-tasting alkaloid, C5H11NO2, usually obtained from sugar beets or synthesized from glycine, used chiefly in medicine.
Also, be•ta•in  (bē′tə in, bi tā′-).USA pronunciation Also called lycine, oxyneurine, trimethylglycine. 
  • Latin bēta beet + -ine2
  • 1875–80

'betaine' also found in these entries (note: many are not synonyms or translations):
lycine - oxyneurine - thionine - trimethylglycine

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