[{"word":"iridium","phonetic":"/ɪˈɹɪdiəm/","phonetics":[{"text":"/ɪˈɹɪdiəm/","audio":""}],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"A chemical element (symbol Ir) with an atomic number of 77: a very hard, brittle, silvery-white transition metal of the platinum group.","synonyms":[],"antonyms":[]},{"definition":"A single atom of this element.","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/iridium"]}]