Vacuum vs Vacua - What's the difference?

vacuum | vacua |


As a noun vacuum

is (rare|chiefly|netherlands).

As an adjective vacua is

.

vacuum

English

Alternative forms

* (rare)

Noun

(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).

    Synonyms

    * (vacuum cleaner) hoover (British )

    Antonyms

    * (region of space that contains no matter) plenum

    Derived terms

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

    Verb

    (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)

    vacua

    English

    Noun

    (head) (p)
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