Im*pul"sion (?), n. [L. impulsio: cf. F. impulsion. See Impel.]
The act of impelling or driving onward, or the state of being impelled; the sudden or momentary agency of a body in motion on another body; also, the impelling force, or impulse.
of the air."
Influence acting unexpectedly or temporarily on the mind; sudden motive or influence; impulse.
of conscience." Clarendon
. "Divine impulsion
© Webster 1913.