impact Meaning in the Cambridge English Dictionary Cambridge dictionaries logo
Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

Meaning of “impact” in the English Dictionary

"impact" in British English

See all translations

impactnoun [C usually singular, U]

uk   /ˈɪm.pækt/  us   /ˈɪm.pækt/
C2 the ​force or ​action of one ​objecthitting another: The impact of the ​crashreduced the ​car to a third of ​itsoriginallength. The ​bulletexplodes on impact (= when it ​hits another ​object).
B2 a ​powerfuleffect that something, ​especially something new, has on a ​situation or ​person: The anti-smoking ​campaign had had/madequite an impact onyoungpeople. The new ​proposals were ​intended to soften the impact of the ​reformedtaxsystem.

expend iconexpend iconMore examples

impactverb [I or T]

uk   /ɪmˈpækt/  us   /ɪmˈpækt/ mainly US
(Definition of impact from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"impact" in American English

See all translations

impactnoun [U]

 us   /ˈɪm·pækt/
  • impact noun [U] (FORCE)

the ​force with which one thing ​hits another or with which two things ​hit each other: The impact of the ​crashdestroyed the ​car. The ​bulletexplodes on impact (= at the ​moment when it ​hits something).
  • impact noun [U] (EFFECT)

the ​strongeffect or ​influence that something has on a ​situation or ​person: These ​charges will have a ​damaging impact on the army’s ​reputation. The ​environmental impact of this ​project will be ​enormous.


 us   /ɪmˈpækt/
  • impact (HAVE EFFECT)

to have a ​strongeffect or ​influence on a ​situation or ​person: [I/T] A ​bigdecline in ​exports will impact (on) the country’s ​economy.
(Definition of impact from the Cambridge Academic Content Dictionary © Cambridge University Press)

"impact" in Business English

See all translations

impactnoun [C, usually singular, or U]

uk   us   /ˈɪmpækt/
a powerful ​effect that something, especially something new, has on someone or something: a big/huge impact Social ​networks are making a huge impact on ​sales, with fans ​recommendingbrands to hundreds of their friends. We ​judge that these ​developments will have little impact on our ​business.have an impact on/upon sb/sth Microenterprises can have a ​negative or ​positive impact on the ​environment.

impactverb [I or T]

uk   us   /ɪmˈpækt/
to have an ​influence on something: Local ​businesses were ​heavily impacted by the new ​zoningregulations.impact on sth Engineers say the new ​engine could impact on the way future ​cars are ​designed.
(Definition of impact from the Cambridge Business English Dictionary © Cambridge University Press)
What is the pronunciation of impact?
Add Cambridge dictionaries to your browser to your website

“impact” in British English

“impact” in American English

“impact” in Business English

There, their and they’re – which one should you use?
There, their and they’re – which one should you use?
by ,
April 27, 2016
by Liz Walter If you are a learner of English and you are confused about the words there, their and they’re, let me reassure you: many, many people with English as their first language share your problem! You only have to take a look at the ‘comments’ sections on the website of, for example, a popular

Read More 

Word of the Day


a thin, flat, hard biscuit, especially one eaten with cheese

Word of the Day

bio-banding noun
bio-banding noun
April 25, 2016
in sport, grouping children according to their physical maturity rather than their age ‘When we’re grouping children for sports, we do it by age groups, but the problem is that, within those age groups, we get huge variations in biological age,’ said Dr Sean Cumming, senior lecturer at the University of Bath’s department for

Read More