Trep`i*da"tion (?), n. [F. tr'epidation, L. trepidatio, fr. trepidare to hurry with alarm, to tremble, from trepidus agitated, disturbed, alarmed; cf. trepit he turns, Gr. to turn, E. torture.]

1.

An involuntary trembling, sometimes an effect of paralysis, but usually caused by terror or fear; quaking; quivering.

2.

Hence, a state of terror or alarm; fear; confusion; fright; as, the men were in great trepidation.

3. Anc. Astron.

A libration of the starry sphere in the Ptolemaic system; a motion ascribed to the firmament, to account for certain small changes in the position of the ecliptic and of the stars.

Syn. -- Tremor; agitation; disturbance; fear.

 

© Webster 1913.

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