[{"word":"microtubules","phonetics":[],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"A small tube made of protein and found in cells; part of the cytoskeleton.","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/microtubule","https://en.wiktionary.org/wiki/microtubules"]}]