[{"word":"pentavalent","phonetics":[],"meanings":[{"partOfSpeech":"adjective","definitions":[{"definition":"Having an atomic valence of 5.","synonyms":[],"antonyms":[]},{"definition":"Having a vaccine valence of 5.","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/pentavalent"]}]