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Vacuum meaning

vacuum - 5 dictionary results

  1. 1. an empty area or space; " the huge desert voids"; " the emptiness of outer space"; " without their support he'll be ruling in a vacuum"
  2. 2. clean with a vacuum cleaner; " vacuum the carpets"
  3. 3. A space entirely devoid of matter ( called also, by way of distinction, absolute vacuum); hence, in a more general sense, a space, as the interior of a closed vessel, which has been exhausted to a high or the highest degree by an air pump or other artificial means; as, water boils at a reduced temperature in a vacuum.
  4. 4. The condition of rarefaction, or reduction of pressure below that of the atmosphere, in a vessel, as the condenser of a steam engine, which is nearly exhausted of air or steam, etc.; as, a vacuum of 26 inches of mercury, or 13 pounds per square inch.
  5. 5. Empty space.

vacuum - examples of usage

  1. For men do not revolt in a vacuum, they revolt against certain conditions, and the form of their revolt is determined by the conditions. - "The Book of Life: Vol. I Mind and Body; Vol. II Love and Society", Upton Sinclair.
  2. By the vacuum process the dust is sucked up through the tube into the storing receptacle. - "A Handbook of Health", Woods Hutchinson.
  3. In addition to bodily substance there must also be vacuum or space; otherwise there could be no motion in the universe, and without motion nothing could come into being. - "The Roman Poets of the Republic", W. Y. Sellar.
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