[{"word":"cesium","phonetics":[],"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","https://en.wiktionary.org/wiki/cesium"]}]