trimethylglycine

noun

An organic compound related to choline, with the difference that the terminal carboxylic acid group of trimethylglycine has been reduced to a hydroxyl group in choline.

Similar
glycine betainebetaineTMG
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Meanings

nountrimethylglycine (uncountable)
  1. uncountablechemistryAn organic compound related to choline, with the difference that the terminal carboxylic acid group of trimethylglycine has been reduced to a hydroxyl group in choline.

    Synonyms: glycine betaine, betaine, TMG

Synonyms & antonyms

nounAn organic compound related to choline, with the difference that the terminal carboxylic acid group of trimethylglycine has been reduced to a hydroxyl group in choline.

Similar
glycine betainebetaineTMG

Origin

From trimethyl + glycine.

Full word history & related roots →
Cite this entry
APA

trimethylglycine. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/trimethylglycine

MLA

“trimethylglycine.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/trimethylglycine. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “trimethylglycine,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/trimethylglycine.

Source: trimethylglycine on Wiktionary, CC BY-SA 4.0.