Definition of impulse

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Impulse (n.) The action of a force during a very small interval of time; the effect of such action; as, the impulse of a sudden blow upon a hard elastic body..

Lern More About Impulse

Injector :: Injector (n.) A contrivance for forcing feed water into a steam boiler by the direct action of the steam upon the water. The water is driven into the boiler by the impulse of a jet of the steam which becomes condensed as soon as it strikes the stream of cold water it impels; -- also called Giffard's injector, from the inventor..
Turbine :: Turbine (n.) A water wheel, commonly horizontal, variously constructed, but usually having a series of curved floats or buckets, against which the water acts by its impulse or reaction in flowing either outward from a central chamber, inward from an external casing, or from above downward, etc.; -- also called turbine wheel..
Waft :: Waft (v. t.) To cause to move or go in a wavy manner, or by the impulse of waves, as of water or air; to bear along on a buoyant medium; as, a balloon was wafted over the channel..
Fit :: Fit (n.) A passing humor; a caprice; a sudden and unusual effort, activity, or motion, followed by relaxation or insction; an impulse and irregular action..
Enthusiasm :: Enthusiasm (n.) Inspiration as if by a divine or superhuman power; ecstasy; hence, a conceit of divine possession and revelation, or of being directly subject to some divine impulse..
Efferent :: Efferent (a.) Conveyed outward; as, efferent impulses, i. e., such as are conveyed by the motor or efferent nerves from the central nervous organ outwards; -- opposed to afferent..
Spontaneous :: Spontaneous (a.) Proceeding from, or acting by, internal impulse, energy, or natural law, without external force; as, spontaneous motion; spontaneous growth..
Hiccough :: Hiccough (n.) A modified respiratory movement; a spasmodic inspiration, consisting of a sudden contraction of the diaphragm, accompanied with closure of the glottis, so that further entrance of air is prevented, while the impulse of the column of air entering and striking upon the closed glottis produces a sound, or hiccough..
Aesthesodic :: Aesthesodic (a.) Conveying sensory or afferent impulses; -- said of nerves.
Impulse :: Impulse (n.) The act of impelling, or driving onward with sudden force; impulsion; especially, force so communicated as to produced motion suddenly, or immediately..
Basilary :: Basilary (n.) Lower; inferior; applied to impulses or springs of action.
Sensory :: Sensory (a.) Of or pertaining to the sensorium or sensation; as, sensory impulses; -- especially applied to those nerves and nerve fibers which convey to a nerve center impulses resulting in sensation; also sometimes loosely employed in the sense of afferent, to indicate nerve fibers which convey impressions of any kind to a nerve center..
React :: React (v. i.) To return an impulse or impression; to resist the action of another body by an opposite force; as, every body reacts on the body that impels it from its natural state..
Nerve :: Nerve (n.) One of the whitish and elastic bundles of fibers, with the accompanying tissues, which transmit nervous impulses between nerve centers and various parts of the animal body..
Syllable :: Syllable (n.) In writing and printing, a part of a word, separated from the rest, and capable of being pronounced by a single impulse of the voice. It may or may not correspond to a syllable in the spoken language..
Instinctively :: Instinctively (adv.) In an instinctive manner; by force of instinct; by natural impulse.
Accord :: Accord (v. t.) Voluntary or spontaneous motion or impulse to act; -- preceded by own; as, of one's own accord..
Obey :: Obey (v. t.) To yield to the impulse, power, or operation of; as, a ship obeys her helm..
Action :: Action (n.) The mechanical contrivance by means of which the impulse of the player's finger is transmitted to the strings of a pianoforte or to the valve of an organ pipe.
Impulsion :: Impulsion (n.) The act of impelling or driving onward, or the state of being impelled; the sudden or momentary agency of a body in motion on another body; also, the impelling force, or impulse..
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