[{"word":"vacuum","phonetic":"/ˈvæ.kjuː.əm/","phonetics":[{"text":"/ˈvæ.kjuː.əm/","audio":"https://api.dictionaryapi.dev/media/pronunciations/en/vacuum-us.mp3","sourceUrl":"https://commons.wikimedia.org/w/index.php?curid=1763074","license":{"name":"BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"}}],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"A region of space that contains no matter.","synonyms":[],"antonyms":[]},{"definition":"(plural only \"vacuums\") A vacuum cleaner.","synonyms":[],"antonyms":[]},{"definition":"The condition of rarefaction, or reduction of pressure below that of the atmosphere, in a vessel, such as the condenser of a steam engine, which is nearly exhausted of air or steam, etc.","synonyms":[],"antonyms":[],"example":"a vacuum of 26 inches of mercury, or 13 pounds per square inch"},{"definition":"A spacetime having tensors of zero magnitude","synonyms":[],"antonyms":[]}],"synonyms":["vacancy","void","hoover"],"antonyms":["plenum"]},{"partOfSpeech":"verb","definitions":[{"definition":"To clean (something) with a vacuum cleaner.","synonyms":[],"antonyms":[]},{"definition":"To use a vacuum cleaner.","synonyms":[],"antonyms":[]},{"definition":"To optimise a database or database table by physically removing deleted tuples.","synonyms":[],"antonyms":[]}],"synonyms":["hoover","hoovering","hoover"],"antonyms":[]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/vacuum"]}]