01 a. Having the power of driving or impelling; giving an impulse; moving; impellent.
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1.
Having the power of driving or impelling; giving an impulse; moving; impellent.“Poor men! poor papers! We and they Do some impulsive force obey.” — Prior.
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2.
Actuated by impulse or by transient feelings.“My heart, impulsive and wayward.” — Longfellow.
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3.
Acting momentarily, or by impulse; not continuous; -- said of forces.(Mech.)