Synonyms & Antonyms of impact

(Entry 1 of 2)

1 a forceful coming together of two things
  • the glass shattered immediately upon impact with the floor

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2 the power to bring about a result on another
  • the execution had such a powerful impact on her that she became a crusader for the abolition of capital punishment

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3 the quality of an utterance that provokes interest and produces an effect
  • the story has real dramatic impact

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Synonyms & Antonyms of impact (Entry 2 of 2)

1 to act upon (a person or a person's feelings) so as to cause a response
  • the tragic loss of his father impacted the boy for the rest of his life

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2 to come into usually forceful contact with something
  • the damage sustained when a car going 40 miles an hour impacts with a brick wall

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3 to set solidly in or as if in surrounding matter
  • the bullet was found impacted in the police officer's protective vest

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Frequently Asked Questions About impact

How is the word impact different from other nouns like it?

Some common synonyms of impact are collision, concussion, and shock. While all these words mean "a forceful, even violent contact between two or more things," impact may be used to imply contact between two things, at least one of which is impelled toward the other.

the glass shattered on impact with the floor

When is it sensible to use collision instead of impact?

The meanings of collision and impact largely overlap; however, collision implies the coming together of two or more things with such force that both or all are damaged or their progress is severely impeded.

the collision damaged the vehicle

In what contexts can concussion take the place of impact?

In some situations, the words concussion and impact are roughly equivalent. However, concussion when not in technical use, often suggests the shattering, disrupting, or weakening effects of a collision, explosion, or blow.

bystanders felt the concussion of the blast

When could shock be used to replace impact?

The synonyms shock and impact are sometimes interchangeable, but shock often denotes the effect produced by a collision and carries the suggestion of something that strikes or hits with force.

the shock of falling rocks

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Time Traveler for impact

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The first known use of impact was in 1601

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Cite this Entry

“Impact.” Thesaurus, Merriam-Webster, Accessed 3 Aug. 2021.

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More from Merriam-Webster on impact

Nglish: Translation of impact for Spanish Speakers

Britannica English: Translation of impact for Arabic Speakers Encyclopedia article about impact


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