[{"word":"betaine","phonetics":[],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"A sweet, crystalline compound (not an alkaloid), trimethylammoniumacetate, found in sugar beet and similar plants, sometimes used to treat muscular degeneracy; the zwitterion (CH3)3N+CH2COO-","synonyms":[],"antonyms":[]},{"definition":"Any derivative of this compound.","synonyms":[],"antonyms":[]},{"definition":"(by extension) Any similar compound, based on sulfur or phosphorus etc, having an onium ion with no hydrogen atom adjacent to the anionic atom.","synonyms":[],"antonyms":[]}],"synonyms":[],"antonyms":[]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/betaine"]}]