— impulsively , adv. — impulsiveness, impulsivity , n.
/im pul"siv/ , 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.
[ 1375-1425 for an earlier sense; 1545-55 for current senses; late ME impulsif impulsivus. See IMPULSE, -IVE ]
Syn. 1. rash, quick, hasty. See impetuous .