[{"word":"rotenone","phonetics":[],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"A toxic crystalline substance obtained from the roots of derris and related plants, widely used as an insecticide.","synonyms":[],"antonyms":[]}],"synonyms":["nicouline"],"antonyms":[]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/rotenone"]}]