[{"word":"firestone","phonetics":[],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"Iron pyrites, formerly used for striking fire.","synonyms":[],"antonyms":[]},{"definition":"A flint.","synonyms":[],"antonyms":[]},{"definition":"A stone which will bear the heat of a furnace without injury; especially applied to the sandstone at the top of the upper greensand in the south of England, used for lining kilns and furnaces.","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/firestone"]}]