[{"word":"polystyrene","phonetics":[],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"A vinylic polymer of styrene, CH2CHphenyl.","synonyms":[],"antonyms":[]},{"definition":"An alkane chain of benzene molecules, RCH2CHphenylR.","synonyms":[],"antonyms":[]}],"synonyms":["thermocol"],"antonyms":[]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/polystyrene"]}]