What does "aghast" mean?

Aghast: To affright; to terrify. [Obs.] Chaucer. Spenser.

Additional senses

  1. 2.See Agast, v. t. [Obs.]
  2. 3.Terrified; struck with amazement; showing signs of terror or horror. Aghast he waked; and, starting from his bed, Cold sweat in clammy drops his limbs o'erspread. Dryden. The commissioners read and stood aghast. Macaulay.

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