[{"word":"thorium","phonetic":"/ˈθɔːɹiəm/","phonetics":[{"text":"/ˈθɔːɹiəm/","audio":""}],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"A chemical element (symbol Th) with atomic number 90: a weakly radioactive, malleable, moderately hard silvery metal that tarnishes black when exposed to air.","synonyms":[],"antonyms":[]}],"synonyms":["thorinum"],"antonyms":[]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/thorium"]}]