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Useful vs Reasonable - What's the difference?

useful | reasonable |

As adjectives the difference between useful and reasonable

is that useful is having a practical or beneficial use while reasonable is having the faculty of reason; endued with reason; rational.

useful

English

Adjective

(en adjective)
  • Having a practical or beneficial use.
  • * {{quote-magazine, year=2013, month=July-August, author= Lee S. Langston, magazine=(American Scientist)
    • , title= The Adaptable Gas Turbine , passage=Turbines have been around for a long time—windmills and water wheels are early examples. The name comes from the Latin turbo'', meaning ''vortex , and thus the defining property of a turbine is that a fluid or gas turns the blades of a rotor, which is attached to a shaft that can perform useful work.}}

    Usage notes

    * Prepositions: useful'' is used in ''useful for '', ''useful for '' and ''useful to ''. The words ''useful to'' are also found in construction such as ''It is useful to do'', in which ''to marks an infinitive rather than being a preposition.

    Synonyms

    * noteful * serviceable * utilitarian

    Antonyms

    * unuseful * useless * harmful

    Related terms

    * usefully * usefulness

    reasonable

    English

    Adjective

    (en adjective)
  • Having the faculty of reason; endued with reason; rational.
    • a reasonable being
  • Just; fair; agreeable to reason.
  • * {{quote-news
    • , year=2012 , date=May 27 , author=Nathan Rabin , title=TV: Review: THE SIMPSONS (CLASSIC): “New Kid On The Block” (season 4, episode 8; originally aired 11/12/1992) , work=The Onion AV Club citation , page= , passage=The episode also opens with an inspired bit of business for Homer, who blithely refuses to acquiesce to an elderly neighbor’s utterly reasonable request that he help make the process of selling her house easier by wearing pants when he gallivants about in front of windows, throw out his impressive collection of rotting Jack-O-Lanterns from previous Halloweens and take out his garbage, as it’s attracting wildlife (cue moose and Northern Exposure theme song).}}
  • Not excessive or immoderate; within due limits; proper.
    • a reasonable demand, amount, or price
  • Not expensive; fairly priced.
    • $20 a bottle is very reasonable for a good wine at a restaurant.
  • Satisfactory.

    • Antonyms

    * arbitrary * unreasonable