[{"word":"rho","phonetic":"/ɹəʊ/","phonetics":[{"text":"/ɹəʊ/","audio":""},{"text":"/ɹoʊ/","audio":"https://api.dictionaryapi.dev/media/pronunciations/en/rho-us.mp3","sourceUrl":"https://commons.wikimedia.org/w/index.php?curid=317754"}],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"The seventeenth letter of the Modern Greek and Classical alphabets and the nineteenth letter of Old and Ancient.","synonyms":[],"antonyms":[]},{"definition":"The sensitivity of the option value to the risk-free interest rate.","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/rho"]}]