Vacancy vs Vacuum - What's the difference?

vacancy | vacuum |

As nouns the difference between vacancy and vacuum

is that vacancy is an unoccupied position or job while vacuum is a region of space that contains no matter.

As a verb vacuum is

to clean (something) with a vacuum cleaner.




  • An unoccupied position or job.
  • An available room in a hotel; guest house, etc.
  • Empty space.
  • *1993 , James Michie, trans. Ovid, The Art of Love , Book II:
  • *:Sky was set above earth, land ringed with sea, / Chaos retired to its own vacancy [...].
  • Lack of intelligence or understanding.
  • (physics) A defect in a crystal caused by the absence of an atom in a lattice
  • vacuum


    Alternative forms

    * (rare)


    (wikipedia vacuum) (en-noun)
  • A region of space that contains no matter.
  • A vacuum cleaner.
  • 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.
  • a vacuum of 26 inches of mercury, or 13 pounds per square inch

    Usage notes

    * In the sense of "a region of space that contains no matter", the plural of vacuum' is either '''vacua''' or '''vacuums'''. In the sense of a "vacuum cleaner" ' vacuums is the only plural. * The Latin in vacuo'' is sometimes used instead of ''in a vacuum (in free space).


    * (vacuum cleaner) hoover (British )


    * (region of space that contains no matter) plenum

    Derived terms

    * power vacuum * vacuum brake * vacuum cleaner * vacuum pan * vacuum valve


    (en verb)
  • To clean (something) with a vacuum cleaner.
  • To use a vacuum cleaner.
  • Synonyms

    * (transitive sense) to hoover (British) * (intransitive sense) to do the hoovering, to hoover (British)