[{"word":"deuterium","phonetic":"/djuːˈtɪəɹɪəm/","phonetics":[{"text":"/djuːˈtɪəɹɪəm/","audio":""},{"text":"/djuːˈtɪɹi.əm/","audio":""}],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"An atom of this isotope.","synonyms":[],"antonyms":[],"example":"There were about 80 deuteriums for every million protiums, and virtually no tritium."}],"synonyms":["D","heavy hydrogen"],"antonyms":[]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/deuterium"]}]