Definitions for impulse
Overview of noun impulse
The noun impulse has 6 senses? (first 5 from tagged texts)
1. (10) urge, impulse
(an instinctive motive; "profound religious impulses")
2. (3) caprice, impulse, whim
(a sudden desire; "he bought it on an impulse")
3. (2) nerve impulse, nervous impulse, neural impulse, impulse
(the electrical discharge that travels along a nerve fiber; "they demonstrated the transmission of impulses from the cortex to the hypothalamus")
4. (1) pulsation, pulsing, pulse, impulse
((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")
5. (1) impulse, impulsion, impetus
(the act of applying force suddenly; "the impulse knocked him over")
6. momentum, impulse
(an impelling force or strength; "the car's momentum carried it off the road")
