[{"word":"mesencephalon","phonetic":"/ˌmɛzənˈsɛfəlɒn/","phonetics":[{"text":"/ˌmɛzənˈsɛfəlɒn/","audio":""}],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"A part of the brain located rostral to the pons and caudal to the thalamus and the basal ganglia, composed of the tectum (dorsal portion) and the tegmentum (ventral portion).","synonyms":[],"antonyms":[]}],"synonyms":["midbrain"],"antonyms":[]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/mesencephalon"]}]