What is the difference between vacuum and void?

vacuum | void |


As nouns the difference between vacuum and void

is that vacuum is a region of space that contains no matter while void is an empty space; a vacuum or void can be .

As verbs the difference between vacuum and void

is that vacuum is to clean (something) with a vacuum cleaner while void is (obsolete) to withdraw, depart.

As a adjective void is

having lost all legal validity.

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)

    void

    English

    (wikipedia void)

    Etymology 1

    From (etyl) vuit'', ''voide (modern vide).

    Adjective

    (-)
  • Containing nothing; empty; vacant; not occupied; not filled.
  • * Bible, Genesis i. 2
  • The earth was without form, and void .
  • * Shakespeare
  • I'll get me to a place more void .
  • * Massinger
  • I'll chain him in my study, that, at void hours, / I may run over the story of his country.
  • Having no incumbent; unoccupied; said of offices etc.
  • * Camden
  • divers great offices that had been long void
  • Being without; destitute; devoid.
  • * Bible, Proverbs xi. 12
  • He that is void of wisdom despiseth his neighbor.
  • Not producing any effect; ineffectual; vain.
  • * Bible, Isa. lv. 11
  • [My word] shall not return to me void , but it shall accomplish that which I please.
  • * Bible, Jer. xix. 7
  • I will make void the counsel of Judah.
  • Of no legal force or effect, incapable of confirmation or ratification.
  • null and void
  • Containing no immaterial quality; destitute of mind or soul.
  • * Alexander Pope
  • idol, void and vain
  • (computing, programming, of a function or method) That does not return a value.
  • * 2005 , Craig Larman, Applying UML and patterns
  • In particular, the roll method is void — it has no return value.
  • * 2007 , Andrew Krause, Foundations of GTK+ Development
  • The return value can safely be ignored if it is a void function.

    Noun

    (en noun)
  • An empty space; a vacuum.
  • Nobody has crossed the void since one man died trying three hundred years ago; it's high time we had another go.
  • * Alexander Pope
  • Pride, where wit fails, steps in to our defence, / And fills up all the mighty void of sense.
  • (astronomy) An extended region of space containing no galaxies
  • (materials science) A collection of adjacent vacancies inside a crystal lattice.
  • (fluid mechanics) A pocket of vapour inside a fluid flow, created by cavitation.
  • Synonyms
    * pore * bubble

    Verb

    (en verb)
  • (label) To make invalid or worthless.
  • :
  • * (1609-1674)
  • *:It was become a practiceto void the security that was at any time given for money so borrowed.
  • *(w) (1643-1715)
  • *:after they had voided the obligation of the oath he had taken
  • To empty.
  • :
  • To throw or send out; to evacuate; to emit; to discharge.
  • :
  • *
  • *:You, that did void your rheum upon my beard, And foot me as you spurn a stranger cur
  • *(John Webster) (c.1580-c.1634)
  • *:With shovel, like a fury, voided out / The earth and scattered bones.
  • *(Isaac Barrow) (1630-1677)
  • *:a watchful application of mind in voiding prejudices
  • To withdraw, depart.
  • *:
  • *:BY than come in to the feld kynge Ban as fyers as a lyon/ Ha a said kyng Lot we must be discomfyte / for yonder I see the moste valyaunt knyght of the world / and the man of the most renoume / for suche ij bretheren as is kyng Ban & kyng bors ar not lyuynge / wherfore we must nedes voyde or deye
  • To remove the contents of; to make or leave vacant or empty; to quit; to leave.
  • :
  • * '>citation
  • *
  • *:If they will fight with us, bid them come down, / Or void the field.
  • Synonyms
    * (make invalid or worthless) annul, cancel * evacuate

    Etymology 2

    Alteration of (voidee).

    Noun

    (en noun)
  • * 2011 , Thomas Penn, Winter King , Penguin 2012, p. 68:
  • Late on the final evening, as the customary ‘void ’ – spiced wine and sweetmeats – was served, more elaborate disguisings in the great hall culminated in the release of a flock of white doves.

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