[{"word":"zeta","phonetic":"/ˈziː.tə/","phonetics":[{"text":"/ˈziː.tə/","audio":""},{"text":"/ˈzeɪtə/","audio":"https://api.dictionaryapi.dev/media/pronunciations/en/zeta-us.mp3","sourceUrl":"https://commons.wikimedia.org/w/index.php?curid=36786605"}],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"The sixth letter of the modern Greek alphabet (Ζ, ζ) preceded by epsilon (Ε, ε) and followed by eta, (Η, η); or the seventh letter in the ancient Greek alphabet, in which it is preceded by digamma (Ϝ, ϝ)","synonyms":[],"antonyms":[]},{"definition":"A mathematical function formally known as the Riemann zeta function.","synonyms":[],"antonyms":[],"example":"Zeta of 3 is irrational"}],"synonyms":[],"antonyms":[]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/zeta"]}]