[{"word":"eighteenth","phonetic":"/ˌeɪˈtiːnθ/","phonetics":[{"text":"/ˌeɪˈtiːnθ/","audio":"https://api.dictionaryapi.dev/media/pronunciations/en/eighteenth-us.mp3","sourceUrl":"https://commons.wikimedia.org/w/index.php?curid=1769883","license":{"name":"BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"}}],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"The person or thing in the eighteenth position.","synonyms":[],"antonyms":[]},{"definition":"One of eighteen equal parts of a whole.","synonyms":[],"antonyms":[]},{"definition":"A party to celebrate an eighteenth birthday.","synonyms":[],"antonyms":[]}],"synonyms":["18th","XVIIIth"],"antonyms":[]},{"partOfSpeech":"adjective","definitions":[{"definition":"The ordinal form of the number eighteen.","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/eighteenth"]}]