[{"word":"pion","phonetic":"/ˈpaɪɒn/","phonetics":[{"text":"/ˈpaɪɒn/","audio":""}],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"Any of three semistable mesons, having positive, negative or neutral charge, composed of up and down quarks/antiquarks.","synonyms":[],"antonyms":[]}],"synonyms":["pi meson"],"antonyms":[]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/pion"]}]