[{"word":"permethrin","phonetics":[],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"A synthetic insecticide, C21H20Cl2O3, used to treat head lice, nits, scabies, and in flea collars.","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/permethrin"]}]