American English

Definition of impact verb from the Oxford Advanced American Dictionary



    Verb Forms present simple I / you / we / they impact
    he / she / it impacts
    past simple impacted
    -ing form impacting
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  1. 1[intransitive, transitive] to have an effect on something synonym affect impact on/upon something Her father's death impacted greatly on her childhood years. impact something (business) The company's performance was impacted by the high value of the dollar.
  2. 2[intransitive, transitive] impact (on/upon/with) something (formal) to hit something with great force
See the Oxford Advanced Learner's Dictionary entry: impact

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