impractical - definition and synonyms

adjective 

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/ɪmˈpræktɪk(ə)l/
  1. 1
    not sensible, or not likely to be effective or successful

    clothes that are attractive but entirely impractical

    it is impractical to do something:

    It would be impractical to train so many people in one session.

  2. 2
    someone who is impractical is not good at doing practical things

derived word

impracticality

 

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/ɪmˌpræktɪˈkæləti/
noun [countable/uncountable]
singularimpracticality
pluralimpracticalities