acute - definition and synonyms

adjective [usually before noun] 

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/əˈkjuːt/
  1. 2
    used for describing the senses and abilities of someone who notices things very quickly and easily

    an acute sense of smell

    her acute observations on life and love

  2. 3
    an acute accent is the mark ´ above a letter in some languages that shows it is pronounced in a particular way
    See also grave3

derived word