acute

adjective

  1. 1

    having or experiencing a rapid onset and short but severe course

    acute appendicitis

    the acute phase of the illness

  2. 2

    of critical importance and consequence

    an acute (or critical) lack of research funds

  3. 3

    extremely sharp or intense

    acute pain

    felt acute annoyance

  4. 4

    having or demonstrating ability to recognize or draw fine distinctions

    an acute observer of politics and politicians

    incisive comments

  5. 5

    ending in a sharp point

  6. 6

    of an angle; less than 90 degrees

noun

  1. 1

    a mark (') placed above a vowel to indicate pronunciation

Synonyms

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