[{"word":"vacua","phonetic":"/ˈvæ.kju.ə/","phonetics":[{"text":"/ˈvæ.kju.ə/","audio":""}],"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"]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/vacua","https://en.wiktionary.org/wiki/vacuum"]}]