rational - definition and synonyms


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  1. 1
    based on sensible practical reasons rather than emotions

    There didn’t seem to be any rational explanation for his actions.

    Your choice was perfectly rational under the circumstances.

    a rational approach to the problem

  2. 2
    thinking about what you do in a calm way, and making sensible and intelligent decisions

    Let’s try to discuss this like rational human beings.

    Calm down and try to be rational.

derived word



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noun [uncountable]

I hope we can introduce some rationality into these debates.