impulse

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Related to impulses: Nerve impulses

im·pulse

 (ĭm′pŭls′)
n.
1.
a. An impelling force; an impetus.
b. The motion produced by such a force.
2. A sudden wish or urge that prompts an unpremeditated act or feeling; an abrupt inclination: had an impulse to run away; an impulse of regret that made me hesitate; bought a hat on impulse.
3. A motivating force or tendency: "Respect for the liberty of others is not a natural impulse in most men" (Bertrand Russell).
4. Electronics A surge of electrical power in one direction.
5. Physics The product obtained by multiplying the average value of a force by the time during which it acts. The impulse equals the change in momentum produced by the force in this time interval.
6. Physiology The electrochemical transmission of a signal along a nerve fiber that produces an excitatory or inhibitory response at a target tissue, such as a muscle or another nerve.
adj.
Characterized by impulsiveness or acting on impulse: an impulse shopper; impulse buying.

[Latin impulsus, from past participle of impellere, to impel; see impel.]

impulse

(ˈɪmpʌls)
n
1. an impelling force or motion; thrust; impetus
2. a sudden desire, whim, or inclination: I bought it on an impulse.
3. an instinctive drive; urge
4. tendency; current; trend
5. (General Physics) physics
a. the product of the average magnitude of a force acting on a body and the time for which it acts
b. the change in the momentum of a body as a result of a force acting upon it for a short period of time
6. (Physiology) physiol See nerve impulse
7. (Electronics) electronics a less common word for pulse12
8. on impulse spontaneously or impulsively
[C17: from Latin impulsus a pushing against, incitement, from impellere to strike against; see impel]

im•pulse

(ˈɪm pʌls)

n.
1. the influence of a particular feeling, mental state, etc.: a generous impulse.
2. sudden, involuntary inclination prompting to action: swayed by impulse.
3. an instance of this: an impulse to cry.
4. an impelling action or force driving onward or inducing motion.
5. the effect of an impelling force.
6. a progressive wave of excitation over a nerve or muscle fiber having a stimulating or inhibitory effect.
7. the product of the average force acting upon a body and the time during which it acts, equivalent to the change in the momentum of the body produced by such a force.
8. a single, usu. sudden, flow of electric current in one direction.
[1640–50; < Latin impulsus pressure, impulse <impul-, variant s. of impellere to strike against; see impel]

im·pulse

(ĭm′pŭls′)
1. A usually sudden flow of electrical current in one direction. Impulses typically occur as single events.
2. An electrical signal traveling along the axon of a nerve cell. Nerve impulses excite or inhibit activity in other nerve cells or in the tissues of the body, such as muscles and glands.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.impulse - an instinctive motiveimpulse - an instinctive motive; "profound religious impulses"
motivation, motive, need - the psychological feature that arouses an organism to action toward a desired goal; the reason for the action; that which gives purpose and direction to behavior; "we did not understand his motivation"; "he acted with the best of motives"
abience - (psychology) an urge to withdraw or avoid a situation or an object
adience - (psychology) an urge to accept or approach a situation or an object
death instinct, death wish, Thanatos - (psychoanalysis) an unconscious urge to die
itchy feet, wanderlust - very strong or irresistible impulse to travel
2.impulse - a sudden desire; "he bought it on an impulse"
desire - the feeling that accompanies an unsatisfied state
3.impulse - the electrical discharge that travels along a nerve fiber; "they demonstrated the transmission of impulses from the cortex to the hypothalamus"
electrical discharge - a discharge of electricity
action potential - the local voltage change across the cell wall as a nerve impulse is transmitted
4.impulse - (electronics) a sharp transient wave in the normal electrical state (or a series of such transients)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"
electronics - the branch of physics that deals with the emission and effects of electrons and with the use of electronic devices
undulation, wave - (physics) a movement up and down or back and forth
5.impulse - the act of applying force suddenly; "the impulse knocked him over"
drive, driving force, thrust - the act of applying force to propel something; "after reaching the desired velocity the drive is cut off"
6.impulse - an impelling force or strengthimpulse - an impelling force or strength; "the car's momentum carried it off the road"
forcefulness, strength, force - physical energy or intensity; "he hit with all the force he could muster"; "it was destroyed by the strength of the gale"; "a government has not the vitality and forcefulness of a living man"

impulse

noun
1. urge, longing, desire, drive, wish, fancy, notion, yen (informal), instinct, yearning, inclination, itch, whim, compulsion, caprice He resisted an impulse to smile.
3. force, pressure, push, movement, surge, motive, thrust, momentum, stimulus, catalyst, impetus Their impulse of broadcasting was for human rights.
4. pulse, beat, current, wave, stroke, rhythm, oscillation the electrical impulse which keeps the heart beating
on impulse impulsively, of your own accord, freely, voluntarily, instinctively, spontaneously, impromptu, off the cuff (informal), in the heat of the moment, off your own bat, quite unprompted After lunch she decided, on impulse, to take a bath.
Quotations
"I am the very slave of circumstance"
"And impulse - borne away with every breath!" [Lord Byron Sardanapalus]
"To our strongest impulse, to the tyrant in us, not only our reason but also our conscience yields" [Friedrich Nietzsche Beyond Good and Evil]
"Have no truck with first impulses for they are always generous ones" [Casimir, Comte de Montrond]

impulse

noun
1. Something that causes and encourages a given response:
2. An impulsive, often illogical turn of mind:
Translations
دافِع،حافِزنَزْوَه
impulznáhlý popud
impulsindskydelse
impulssi
impulzusösztönös cselekvés
hreyfiafl; kippur, höggskyndilega hugdetta
impulsasimpulsyviaiimpulsyvumasimpulsyvus
impulss
nagonvzgib
akım darbesiani istekdürtüempüls

impulse

[ˈɪmpʌls]
A. N (Tech, fig) → impulso m
my first impulse was to hit himmi primer impulso fue de golpearlo
on impulsellevado por un impulso, impulsivamente
to act on impulseobrar llevado por un impulso, obrar impulsivamente
I bought it on impulselo compré impulsivamente
to yield to a sudden impulsedejarse llevar por un impulso
B. CPD impulse buy Ncompra f impulsiva
impulse buying Ncompras fpl impulsivas
impulse sales NPLventas fpl impulsivas

impulse

[ˈɪmpʌls] n
(instinctive)réflexe m
My first impulse was to run away → Mon premier réflexe a été de partir en courant.
My impulse is to sell up and go away
BUT Je serais tenté instinctivement de tout vendre et de m'en aller.; Mon instinct me pousserait plutôt à tout vendre et à m'en aller.
(= urge) → furieuse envie f
to have an impulse to do sth → être pris(e) d'une furieuse envie de faire qch
on impulse → sur un coup de tête
to do sth on impulse → faire qch sur un coup de tête
She decided on impulse to go to the museum → Elle décida sur un coup de tête d'aller au musée.
to buy sth on impulse → acheter qch sur un coup de tête
to act on impulse → agir selon ses impulsions
I've always avoided acting on impulse → J'ai toujours évité d'agir selon mes impulsions.
Sean's a fast thinker, and he acts on impulse → Sean est un rapide, et il agit selon ses impulsions.
(electrical)impulsion f
electrical impulses → des impulsions électriquesimpulse buy nachat m d'impulsion

impulse

nImpuls m; (= driving force)(Stoß- or Trieb)kraft f; nerve impulsenervöser Reiz or Impuls; to give a new impulse to the peace processdem Friedensprozess einen neuen Impuls geben; man of impulseimpulsiver Mensch; she resisted an impulse to smilesie widerstand dem Impuls zu lächeln; to yield to a sudden impulseeinem Impuls nachgeben or folgen; on impulseaus einem Impuls heraus, impulsiv; I had an impulse to hit himich hatte den unwiderstehlichen Drang or das plötzliche Verlangen, ihn zu schlagen; he is ruled by his impulseser lässt sich von seinen spontanen Regungen leiten

impulse

[ˈɪmpʌls] nimpulso
to act on impulse → agire d'impulso or impulsivamente

impulse

(ˈimpals) noun
1. a sudden desire to do something, without thinking about the consequences. I bought the dress on impulse – I didn't really need it
2. a sudden force or stimulation. an electrical impulse.
imˈpulsive (-siv) adjective
done, or likely to act, suddenly, without careful thought. an impulsive action; You're far too impulsive!
imˈpulsively adverb
imˈpulsiveness noun

im·pulse

n. impulso; fuerza súbita impulsiva;
cardiac ______ cardíaco;
excitatory ______ excitante;
inhibitory ______ inhibitorio;
nervous ______ nervioso;
v.
to act on ___dejarse llevar por un ___.

impulse

n impulso
References in classic literature ?
As they sat sewing together, Jo discovered how much improved her sister Meg was, how well she could talk, how much she knew about good, womanly impulses, thoughts, and feelings, how happy she was in husband and children, and how much they were all doing for each other.
Edna Pontellier could not have told why, wishing to go to the beach with Robert, she should in the first place have declined, and in the second place have followed in obedience to one of the two contradictory impulses which impelled her.
Forgetful of everything but the impulses of his hot blood, Duncan leveled his pistol and fired.
It was these same impulses, leading so invariably to success, that made his enemies call him the Wisest Man.
She could hear the regular breathing of the sleepers; she even fancied she could detect the faint impulses of the more distant life in the settlement.
He was not ill-fitted to be the head and representative of a community which owed its origin and progress, and its present state of development, not to the impulses of youth, but to the stern and tempered energies of manhood and the sombre sagacity of age; accomplishing so much, precisely because it imagined and hoped so little.
There is no wilderness where I can hide from these things, there is no haven where I can escape them; though I travel to the ends of the earth, I find the same accursed system--I find that all the fair and noble impulses of humanity, the dreams of poets and the agonies of martyrs, are shackled and bound in the service of organized and predatory Greed
For this reason: a king is a mere artificiality, and so a king's feelings, like the impulses of an automatic doll, are mere artificialities; but as a man, he is a reality, and his feelings, as a man, are real, not phantoms.
People with small means sometimes have generous impulses in connection with money -rich people, never.
Then, began one of those extraordinary scenes with which the populace sometimes gratified their fickleness, or their better impulses towards generosity and mercy, or which they regarded as some set-off against their swollen account of cruel rage.
Then, when all other strong impulses have ceased, we become like the fiends in hell, who may feel remorse, but never repentance.
Miller was an unsympathetic woman, who made no friends among the girls, and satisfied her affectionate impulses by petting a large cat named Gracchus, but generally called Bacchus by an endearing modification of the harsh initial consonant.