impulse
ˈɪmpʌls
Definition Synonyms Conjugation

Definition of impulse - Reverso English Dictionary

Noun

1.
emotionsudden strong desire to act
  • She bought the dress on an impulse.
compulsion drive urge
2.
physicsTECH.integral of force over time in physicsTECH.
  • Impulse is calculated in the physics experiment.
drive momentum thrust
3.
biologyTECH.electrical signal transmitted through nervesTECH.
  • Nerve cells send impulse to the brain to process pain..
neural impulse

Verb

1.
urgeintr.Rarefeel a sudden desire to do somethingintr.Rare
  • She impulsed to call her friend.
compel drive urge
2.
motivatetr.Raredrive or incite someone to actiontr.Rare
  • The coach's words impulsed the team to victory.
motivate spur
Add a suggestion |

Expressions with impulse

💡 Discover popular phrases, idioms, collocations, or phrasal verbs. Click any expression to learn more, listen to its pronunciation, or save it to your favorites.
suddenly without thinking or planning
She bought the dress on an impulse.
acting without prior thought or planning
She bought the dress on impulse.
do something suddenly without planning
She tends to act on impulse when shopping.
person who buys things suddenly without planning
She is an impulse buyer, always getting things she doesn't need.
buying things suddenly without planning, often because of feelings
Impulse buying made her spend more than she planned.
something bought without planning or thought
She made an impulse purchase at the checkout.

Origin of impulse

Latin, impulsus (push) + pellere (to drive)

Terms with impulse included in their meaning

💡 A powerful way to uncover related words, idioms, and expressions linked by the same idea — and explore meaning beyond exact word matches.
inner push
motivation or impulse to do something
behavior
natural impulse or behavior not learned
behavior
follow a desire or impulse
emotion
shows something done during sudden strong emotion or impulse
impulse control
choosing not to act on impulses
inner impulse
basic traits and actions in creatures, opposed to reasoning
survival
innate impulse driving survival or reproduction behavior
impulse action
unable to stop oneself from doing something impulsive or habitual

Examples of impulse in a sentence

  • An impulse to travel led her to book a flight.
  • The impulse was measured during the collision test.
  • Engineers calculated the impulse to design safer vehicles.
  • The impulse travels quickly along the nerve fibers.
  • Doctors measured the impulse to diagnose the condition.
  • He impulsed to buy the expensive watch without thinking.

View all translations of impulse

Click below to see the appropriate translations facing each meaning.
  1. French:impulsion, avoir l'impulsion, ...
  2. German:Impuls, den Impuls haben, ...
  3. Italian:impulso, avere un impulso, ...
  4. Spanish:impulso, impulsarse, ...
  5. Portuguese:impulso, sentir um impulso, ...
  6. Chinese:冲动, 突然想, ...
  7. Japanese:衝動, 衝動に駆られる, ...
  8. Arabic:دافِع, اِندَفَعَ, ...
  9. Hebrew:דַחַף, לְהַרְגִּישׁ דַּחַף פִּתְאוֹמִי, ...
  10. Russian:импульс, почувствовать порыв, ...
  11. Ukrainian:імпульс, відчути порив, ...
  12. Hindi:आवेग, प्रेरणा होना, ...
Browse the dictionary entries starting with “i”:

Discover how Reverso redefines the dictionary

Go beyond “simple words”

Get more than a simple definition

Go from understanding to mastery