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Definitions of vacuum
  1. noun
    an empty area or space
    "without their support he'll be ruling in a vacuum"

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  2. noun
    an electrical home appliance that cleans by suction

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  3. noun
    a region that is devoid of matter

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  4. noun
    the absence of matter

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  5. verb
    clean with a vacuum cleaner
    "vacuum the carpets"

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Definition that contains vacuum
  • thermos vacuum flask that preserves temperature of hot or cold drinks
  • dewar vacuum flask that holds liquid air or helium for scientific experiments
  • thermos flask vacuum flask that preserves temperature of hot or cold drinks
  • dewar flask vacuum flask that holds liquid air or helium for scientific experiments
  • condensation pump vacuum pump used to obtain a high vacuum
  • diffusion pump vacuum pump used to obtain a high vacuum
  • thermos bottle vacuum flask that preserves temperature of hot or cold drinks
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