[{"word":"proteins","phonetics":[],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"Any of numerous large, complex naturally-produced molecules composed of one or more long chains of amino acids, in which the amino acid groups are held together by peptide bonds.","synonyms":[],"antonyms":[]},{"definition":"(nutrition) One of three major classes of food or source of food energy (4 kcal/gram) abundant in animal-derived foods (i.e. meat) and some vegetables, such as legumes.","synonyms":[],"antonyms":[]},{"definition":"(nutrition) A food rich in protein, often a meat or meat substitute.","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/protein","https://en.wiktionary.org/wiki/proteins"]}]