[{"word":"cumulonimbus","phonetic":"/ˌkjuːmələʊˈnɪmbəs/","phonetics":[{"text":"/ˌkjuːmələʊˈnɪmbəs/","audio":""}],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"A cloud, with a tall structure and a flat base, that is often associated with thunderstorms.","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/cumulonimbus"]}]