Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

English definition of “impact”

impact

noun [U] (FORCE)   /ˈɪm·pækt/
the force with which one thing hits another or with which two things hit each other: The impact of the crash destroyed the car. The bullet explodes on impact (= at the moment when it hits something).
(Definition of impact noun (FORCE) from the Cambridge Academic Content Dictionary © Cambridge University Press)
Focus on the pronunciation of impact

More American English definitions for “impact”

Definitions of “impact” in other dictionaries

Word of the Day

exercise

physical activity that you do to make your body strong and healthy

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More