[{"word":"lutetium","phonetic":"/ljuːˈtiːʃiəm/","phonetics":[{"text":"/ljuːˈtiːʃiəm/","audio":""}],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"A chemical element (symbol Lu) with an atomic number of 71, a silvery-white metal which resists corrosion in dry air.","synonyms":[],"antonyms":[]}],"synonyms":["cassiopeium"],"antonyms":[]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/lutetium"]}]