[{"word":"duralumin","phonetics":[],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"An alloy of over 90% aluminium, 4% copper and traces of manganese, magnesium, iron and silicon, widely used in the aircraft industry","synonyms":[],"antonyms":[]}],"synonyms":["dural","duralium","duralum","duraluminium","duraluminum"],"antonyms":[]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/duralumin"]}]