Dictionary

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impulse

English

🔊 the act of applying force suddenly
“the impulse knocked him over”
🔊 an impelling force or strength
“the car's momentum carried it off the road”
🔊 a sudden desire
“he bought it on an impulse”
🔊 an instinctive motive
“profound religious impulses”
🔊 the electrical discharge that travels along a nerve fiber
“they demonstrated the transmission of impulses from the cortex to the hypothalamus”
🔊 (electronics) a sharp transient wave in the normal electrical state (or a series of such transients)
“the pulsations seemed to be coming from a star”