[{"word":"quadcopters","phonetics":[],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"A rotorcraft propelled by four rotors.","synonyms":["quadricopter","quadrocopter","quadrotor","quadrotor helicopter"],"antonyms":[]}],"synonyms":["quadricopter","quadrocopter","quadrotor","quadrotor helicopter"],"antonyms":[]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/quadcopter","https://en.wiktionary.org/wiki/quadcopters"]}]