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

Usage examples of impulse.

Every impulse he possessed impelled him to take her into his arms, to kiss her, possess her--to put an end to her silly game.

Modern thought, then, will contest even its own metaphysical impulses, and show that reflections upon life, labour, and language, in so far as they have value as analytics of finitude, express the end of metaphysics: the philosophy of life denounces metaphysics as a veil of illusion, that of labour denounces it as an alienated form of thought and an ideology, that of language as a cultural episode.

The ritual would provide a cathartic release for antisocial and antiauthoritarian impulses, either exhausting those persons, crippling them, or removing them entirely via death.

Uniting in himself the rigid piety of the Puritan with the genial, generous impulses of the cavalier, he won the love of all with whom he came in contact, from the thoughtless child, with whom it was ever his delight to sport, to the great captain of the age, with whom he fought all the hard-won battles of Mexico.

A little later the heresy of the Bogomils gave an impulse to controversial writing.

The impulse, it was quite obvious, was prompted less by conventionality than by a knightliness of heart, and Celestina, who had never before been the recipient of such courtesies, found herself inexpressibly touched by the trifling attentions.

Yet the cells of the glands of Drosera are thus excited to transmit a motor impulse to a distant point, inducing movement.

Almost always gotten on impulse, tattoos are vividly, chillingly permanent.

For a moment they stood undecided, and then hearing the cries and curses that rose unceasingly from the top end of the kraal, and bewildered by the storm of bullets, they as by one impulse rushed down towards the thorn-stopped entrance.

In brain cells, the cytoskeleton can also transmit impulses and information, and some scientists believe that it plays an important part in neural activity.

Then, forgetting the purpose of his research, Dasein is moved by an irresistible, unconscious impulse and swallows the extract.

The wave of depolarization traveling along these nerve-cell processes is referred to as the nerve impulse.

It is this acetylcholine which alters the working of the sodium pump so that depolarization takes place and the nerve impulse is initiated.

Then De Trevignac, as if moved by an irresistable impulse, leaned from the saddle and made over Domini the sign of the cross.

They wandered wherever they wished, and even the drunkest and most brutish-looking guests resisted the impulse to slap them away.