[{"word":"actinium","phonetic":"/ækˈtɪniəm/","phonetics":[{"text":"/ækˈtɪniəm/","audio":""}],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"A radioactive, metallic chemical element (symbol: Ac) with an atomic number of 89; found in uranium ores","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/actinium"]}]