[{"word":"antimatter","phonetic":"/ˈæn.taɪ.mæˌtɚ/","phonetics":[{"text":"/ˈæn.taɪ.mæˌtɚ/","audio":""}],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"Matter that is composed of the antiparticles of those that constitute normal matter.","synonyms":[],"antonyms":[]},{"definition":"A form of matter that has a key property, such as charge, opposite to that of ordinary matter.","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/antimatter"]}]