[{"word":"amu","phonetics":[],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"A unit of mass equal to 1/12 the mass of an atom of the 12C isotope of carbon.","synonyms":[],"antonyms":[]}],"synonyms":["dalton"],"antonyms":[]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/amu","https://en.wiktionary.org/wiki/atomic%20mass%20unit"]}]