[{"word":"ketones","phonetics":[],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"A homologous series of organic molecules whose functional group is an oxygen atom joined to a carbon atom—by a double bond—in a carbon-hydrogen based molecule.","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/ketone","https://en.wiktionary.org/wiki/ketones"]}]