[{"word":"jounce","phonetics":[],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"The fourth derivative of the position vector with respect to time; the time derivative of jerk.","synonyms":[],"antonyms":[]}],"synonyms":[],"antonyms":[]},{"partOfSpeech":"verb","definitions":[{"definition":"To jolt; to shake, especially by rough riding or by driving over obstructions.","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/jounce"]}]