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Unnecessary vs Necessary - What's the difference?

unnecessary | necessary | Antonyms |

Necessary is a antonym of unnecessary.



As adjectives the difference between unnecessary and necessary

is that unnecessary is not needed or necessary while necessary is needed, required.

As a noun necessary is

bathroom, toilet, loo.

unnecessary

English

Adjective

(en adjective)
  • Not needed or necessary.
  • The automatic child-frightener made clowns unnecessary .
  • * {{quote-news
  • , year=2011 , date=December 14 , author=Steven Morris , title=Devon woman jailed for 168 days for killing kitten in microwave , work=Guardian citation , page= , passage=Robins, of Torquay, had denied a single charge of causing unnecessary suffering to an animal. She claimed the microwave was accidentally turned on by one of the cats after the kitten got inside. But Knutton said the kitten was too small to even get onto the work surface.}}
  • Done in addition to requirements; unrequired.
  • Antonyms

    * (not needed) necessary, needed * (in addition to requirements) required, mandatory

    Synonyms

    * (not needed) superfluous, unneeded, needless, innecessary * (in addition to requirements) additional, innecessary

    Derived terms

    * unnecessarily * unnecessariness

    necessary

    Adjective

    (en adjective)
  • needed, required
  • * Shakespeare
  • 'Tis necessary he should die.
  • * Tillotson
  • A certain kind of temper is necessary to the pleasure and quiet of our minds.
  • Such as must be; not to be avoided; inevitable.
  • * Shakespeare
  • Death, a necessary end, / Will come when it will come.
  • Acting from necessity or compulsion; involuntary.
  • Whether man is a necessary or a free agent is a question much discussed.

    Synonyms

    * (needed) See also * (such as must be) inevitable, natural

    Antonyms

    * (needed) unnecessary * (such as must be) evitable, incidental, impossible

    Derived terms

    * necessarily * necessary condition

    Noun

    (necessaries)
  • (archaic, British) bathroom, toilet, loo
  • Statistics

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