[{"word":"heptavalent","phonetics":[],"meanings":[{"partOfSpeech":"adjective","definitions":[{"definition":"Having an atomic valence of 7.","synonyms":[],"antonyms":[]},{"definition":"Having a vaccine valence of 7.","synonyms":[],"antonyms":[]}],"synonyms":["septivalent"],"antonyms":[]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/heptavalent"]}]