[{"word":"caesium","phonetic":"/ˈsiːzi.əm/","phonetics":[{"text":"/ˈsiːzi.əm/","audio":"https://api.dictionaryapi.dev/media/pronunciations/en/caesium-us.mp3","sourceUrl":"https://commons.wikimedia.org/w/index.php?curid=1762884","license":{"name":"BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"}}],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"The chemical element (symbol Cs) with an atomic number of 55. It is a soft, gold-colored, highly reactive alkali metal.","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/caesium"]}]