[{"word":"silica","phonetic":"/ˈsɪl.ɪ.kə/","phonetics":[{"text":"/ˈsɪl.ɪ.kə/","audio":""}],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"Silicon dioxide.","synonyms":[],"antonyms":[]},{"definition":"Any of the silica group of the silicate minerals.","synonyms":[],"antonyms":[]}],"synonyms":["E551","anti-caking agent"],"antonyms":[]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/silica"]}]