[{"word":"firewalls","phonetics":[],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"A fireproof barrier used to prevent the spread of fire between or through buildings, structures, electrical substation transformers, or within an aircraft or vehicle.","synonyms":[],"antonyms":[]},{"definition":"The software that monitors traffic in and out of a private network or a personal computer and allows or blocks such traffic depending on its perceived threat.","synonyms":[],"antonyms":[]},{"definition":"A hypothetical phenomenon where an observer falling into a black hole encounters high-energy quanta at or near the event horizon.","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/firewall","https://en.wiktionary.org/wiki/firewalls"]}]