impulsion
/im'pʌlʃn/
Học thuậtThân thiện
Definition
- Noun:
- The act of applying force suddenly; a sudden strong push or driving force: "Impulsion" refers to the action of causing something to move forward or onward through an abrupt application of energy or pressure.
- An inner urge or impulse; a driving influence: "Impulsion" can also describe a powerful internal feeling or motivation that prompts one to act, often spontaneously or without deliberate thought.
Examples of Usage
- Noun:
- The impulsion from the jet engine propelled the aircraft down the runway. (The sudden driving force from the jet engine moved the aircraft forward.)
- He felt a sudden impulsion to call his old friend. (He experienced a strong inner urge to call his old friend.)
- The impulsion of the wave carried the boat toward the shore. (The force of the wave moved the boat along.)
Advanced Usage
- Technical/Physics Context: In physics and engineering, "impulsion" can be synonymous with "impulse," referring to the product of a force and the time over which it acts, which changes an object's momentum.
- The calculation of the impulsion was critical for the safety design.
- Equestrian Context: In horseback riding, "impulsion" specifically denotes the controlled, energetic forward movement generated by the horse from its hindquarters.
- A good dressage horse shows excellent impulsion and collection.
Variants and Related Words
- Impulse (n): A sudden strong and unreflective urge or desire to act; also, a pulse of electrical energy or a force acting over a short time.
- She had an impulse to buy the dress.
- Impulsive (adj): Acting or done without forethought; prone to acting on sudden urges.
- His impulsive decision led to an adventure.
- Propulsion (n): The action of driving or pushing something forward.
- The rocket's propulsion system is very powerful.
Synonyms
- Thrust: A sudden or violent push.
- Momentum: The impetus gained by a moving object.
- Urge: A strong desire or impulse.
- Compulsion: An irresistible urge to behave in a certain way.
Related Phrases
- On impulse / On an impulsion: Acting spontaneously due to a sudden feeling.
- She bought the tickets on impulse.
- Give impulsion to: To provide a driving force or stimulus for something.
- The new policy gave impulsion to economic growth.
Related Idioms
- A sudden impulsion: Describes an unexpected, powerful urge or force.
- He left the party on a sudden impulsion, feeling he needed fresh air.
Noun
- the act of applying force suddenly
- the impulse knocked him over
- a force that moves something along