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Noun: vacuum (vacuums,vacua)  va-kyoo(-u)m
  1. The absence of matter
    "Scientists studied particle behaviour in a vacuum";
    - vacuity
     
  2. A region that is devoid of matter
    "The spacecraft entered the vacuum of outer space";
    - vacuity
     
  3. An electrical home appliance that cleans by suction
    "She used the vacuum cleaner to remove pet hair from the carpet";
    - vacuum cleaner, vac [informal]
     
  4. A state of isolation from outside influences
    "The company operates in a vacuum"
     
  5. An important absence or lack of someone or something
    "There was a vacuum in his life after she left";
    - void, vacancy, emptiness
Verb: vacuum  va-kyoo(-u)m
  1. Clean with a vacuum cleaner
    "vacuum the carpets"; "vacuum-clean the carpets";
    - vacuum-clean, hoover [Brit], Hoover [Brit]

Derived forms: vacuums, vacua, vacuuming, vacuumed

Type of: clean, emptiness, home appliance, household appliance, part, region, space

Encyclopedia: Vacuum