[{"word":"heatwave","phonetics":[],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"A period of very hot weather.","synonyms":[],"antonyms":[]}],"synonyms":[],"antonyms":["cold wave"]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/heatwave"]}]