Dictionary
im•pul•sive
Pronunciation: (im-pul'siv), [key]—
adj.
1. actuated or swayed by emotional or involuntary impulses:
an impulsive child.
2. having the power or effect of impelling; characterized by impulsion:
impulsive forces.
3. inciting to action:
the impulsive effects of a revolutionary idea.
4. Mech.(of forces) acting momentarily; not continuous.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.