Ex*er"tion (?), n.
The act of exerting, or putting into motion or action; the active exercise of any power or faculty; an effort, esp. a laborious or perceptible effort; as, an exertion of strength or power; an exertion of the limbs or of the mind; it is an exertion for him to move, to-day.
Syn. -- Attempt; endeavor; effort; essay; trial. See Attempt.
© Webster 1913.