[{"word":"deceleration","phonetic":"/diːsɛləˈɹeɪʃən/","phonetics":[{"text":"/diːsɛləˈɹeɪʃən/","audio":""},{"text":"/dɪˌsɛləˈɹeɪʃən/","audio":""}],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"The act or process of decelerating.","synonyms":[],"antonyms":[],"example":"The rocket is now in deceleration."},{"definition":"The amount by which a speed or velocity decreases (and so a scalar quantity or a vector quantity).","synonyms":[],"antonyms":[],"example":"The brakes produce a deceleration of 10 metres per second."}],"synonyms":[],"antonyms":["acceleration"]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/deceleration"]}]