[{"word":"blackhole","phonetics":[],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"A place of punitive confinement; a lockup or cell; a military guardroom.","synonyms":[],"antonyms":[]},{"definition":"A gravitationally domineering celestial body with an event horizon from which even light cannot escape; the most dense material in the universe, condensed into a singularity, usually formed by a collapsing massive star.","synonyms":[],"antonyms":[]},{"definition":"A void into which things disappear, or from which nothing emerges; an impenetrable area or subject; an area impervious to communication.","synonyms":[],"antonyms":[]},{"definition":"A place where incoming traffic is silently discarded.","synonyms":[],"antonyms":[],"example":"One way of fighting spam is to use a blackhole list maintained on a blackhole server."},{"definition":"A bit bucket; a place of permanent oblivion for data.","synonyms":[],"antonyms":[]}],"synonyms":[],"antonyms":["white hole"]},{"partOfSpeech":"verb","definitions":[{"definition":"To redirect (network traffic, etc.) nowhere; to discard (incoming traffic).","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/black%20hole","https://en.wiktionary.org/wiki/blackhole"]}]