| 单词 | impulsive |
| 释义 | impulsive —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 < ML impulsivus. See IMPULSE, -IVE] Syn. 1. rash, quick, hasty. See impetuous. |
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