[{"word":"sulcus","phonetic":"/ˈsʌl.kəs/","phonetics":[{"text":"/ˈsʌl.kəs/","audio":""}],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"A furrow or groove in an organ or a tissue.","synonyms":[],"antonyms":[]},{"definition":"Any of the grooves that mark the convolutions of the surface of the brain.","synonyms":["fissure"],"antonyms":[]},{"definition":"A region of subparallel grooves or ditches formed by a geological process.","synonyms":[],"antonyms":[]}],"synonyms":["fissure"],"antonyms":[]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/sulcus"]}]