1.Definition: (electronics) a sharp transient wave in the normal electrical state (or a series of such transients)

Related Noun(s):pulsation, pulse, pulsing

Category: General

2.Definition: a sudden desire

"He bought it on an impulse"

Related Noun(s):caprice, whim

Category: Feelings

3.Definition: an impelling force or strength

Related Noun(s):momentum

Category: General

4.Definition: an instinctive motive

"Profound religious impulses"

Related Noun(s):urge

Category: General

5.Definition: the act of applying force suddenly

"The impulse knocked him over"

Related Noun(s):impetus, impulsion

Category: General

6.Definition: the electrical discharge that travels along a nerve fiber

"They demonstrated the transmission of impulses from the cortex to the hypothalamus"

Category: General