[{"word":"actin","phonetics":[],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"A globular structural protein that polymerizes in a helical fashion to form an actin filament (or microfilament).","synonyms":[],"antonyms":[]},{"definition":"One of the six isoforms of actin.","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/actin"]}]