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radical - definition and synonyms

 
 
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adjective radical pronunciation in British English /ˈrædɪk(ə)l/
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  1. 1
    a radical change or way of doing something is new and very different from the usual way
    a more radical approach to social problems
    a radical solution to the problem of juvenile crime
    a programme of radical reforms in schools
  2. 3
    a radical person or group believes that important political or social changes are necessary
    members of a radical left-wing group
    a radical feminist
    radical right-wing politicians
    1. a.
      radical opinions are based on the belief that important political or social changes are necessary
      He surprised us all with his radical views.
      her radical ideas about education
  3. 4
    relating to the most basic or important part of something
    There was a radical difference between their views on foreign policy.
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