[{"word":"syncline","phonetic":"/ˈsɪn.klaɪn/","phonetics":[{"text":"/ˈsɪn.klaɪn/","audio":""}],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"A concave-upward fold in rock strata","synonyms":[],"antonyms":[]}],"synonyms":[],"antonyms":["anticline"]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/syncline"]}]