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reasonable - definition and synonyms


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adjective reasonable pronunciation in British English /ˈriːz(ə)nəb(ə)l/
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  1. 1
    someone who is reasonable behaves in a sensible and fair way

    I’ll come back when you’re in a more reasonable mood.

    be reasonable:

    Come on, be reasonable – I didn’t mean to do it!

    1. a.
      used about people’s decisions, actions etc

      We have taken all reasonable precautions to avoid an accident.

  2. 2
    if something is reasonable, there are good reasons for thinking that it is true or correct

    It’s reasonable to assume that these measures will prove successful.

    They had reasonable grounds for taking action.

    beyond (a) reasonable doubt (=so that there is little possibility of something not being true):

    The prosecution must prove their case beyond reasonable doubt.

    a reasonable explanation/excuse:

    I’m sure there’s a perfectly reasonable explanation for his absence.

  3. 4
    not too far, high, great etc

    The hotel is situated within a reasonable distance of the beach.

    Set the heating system to a reasonable level.

    1. a.
      a reasonable price is fair and not too high

      This service is provided at a reasonable cost.

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used to describe something which is done more carefully and over a longer period of time …

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the practice of giving birth in the presence of several friends and relatives

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