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impact

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verb

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Synonym Chooser

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

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of impact
Noun
The research team highlighted that the material can be fine-tuned to provide stiffer resistance to heavy collisions or softer cushioning for lighter impacts. Prabhat Ranjan Mishra, Interesting Engineering, 25 Oct. 2025 Catastrophic flash flooding and landslides are expected across southwestern Haiti and portions of Jamaica, with the possibility of catastrophic flood impacts also extending across the remainder of southern Haiti into southern Dominican Republic. Miami Herald Hurricane Bot, Miami Herald, 25 Oct. 2025
Verb
Though the vigils have been attracting continuous participation from different groups of people, there’s no way to know for sure if protests impact public opinion or the courts in charge of the center’s fate. Miami Herald, 24 Oct. 2025 Being part of the vintage community has impacted all aspects of their lives. Angela Velasquez, Sourcing Journal, 24 Oct. 2025 See All Example Sentences for impact
Recent Examples of Synonyms for impact
Noun
  • The new rules went into effect for the 72nd Miss Universe pageant in 2023, according to an internal memo obtained by The National.
    Tabitha Parent, PEOPLE, 29 Oct. 2025
  • Different types of fiber have different effects on the body.
    Merve Ceylan, Health, 29 Oct. 2025
Noun
  • An elementary school bus was involved in a collision on Ohio 125 at White Oak Road on Thursday, according to an email from West Clermont School Superintendent David Fultz.
    Gillian Stawiszynski, Cincinnati Enquirer, 23 Oct. 2025
  • Rodriguez was arrested and taken to the Johnson County Jail, according to the post, and faces charges of arson of a place of worship, burglary of a building, theft of property and collision involving damage.
    Lillie Davidson, Fort Worth Star-Telegram, 22 Oct. 2025
Noun
  • The effectiveness of eBird also demonstrates how much wild birds are loved.
    Ernie Cowan, San Diego Union-Tribune, 26 Oct. 2025
  • This flexibility enhances efficiency and effectiveness across multiple scenarios, from verifying and containing early-stage fires in remote terrain to supporting large-scale firefighting and cold trailing efforts on major incidents.
    Jijo Malayil, Interesting Engineering, 25 Oct. 2025
Verb
  • Their campaign influenced the Lacey Act of 1900, inspired Teddy Roosevelt to establish the first federal bird reservations, and ultimately led to the Migratory Bird Treaty Act of 1918.
    Popular Science Team, Popular Science, 23 Oct. 2025
  • While the Fed doesn’t control mortgage rates, its actions can influence them by affecting the 10-year Treasury yield.
    Samantha Delouya, CNN Money, 23 Oct. 2025
Verb
  • Amid the heavy topics, Wollam and her fellow fist-bumping attendee were among numerous protesters across metro Detroit who donned seemingly lighthearted outfits carrying a serious message from the movement.
    Darcie Moran, Freep.com, 22 Oct. 2025
  • For Willison, who is known in the software world for tinkering with new tools and developing open-source ones, the productivity bump from using AI depends on choosing appropriate uses and having relevant expertise.
    NPR, NPR, 21 Oct. 2025
Verb
  • Bermudagrass and zoysiagrass cultivars root quickly in warm conditions.
    Megan Hughes, Better Homes & Gardens, 25 Oct. 2025
  • The jury especially liked the way the dialogue’s shift in volume and tone established the visceral experience of the main character — deeply rooting the audience inside Drea’s perspective.
    Christian Blauvelt, IndieWire, 24 Oct. 2025
Noun
  • Sudden macroeconomic shocks or trend reversals can push prices well below the EMA, leading to mark-to-market losses or assignments on declining stocks.
    Michael Khouw, CNBC, 27 Oct. 2025
  • Eight years on, FII has evolved from a stage for shock-and-awe reveals into a reflection of Saudi Arabia’s maturing economic strategy, and of Public Investment Fund’s (PIF) central role in driving it.
    Wael Mahdi, semafor.com, 27 Oct. 2025
Noun
  • Protectionism assumed a metaphysical significance for Canadians concerned about losing their identity and autonomy.
    Dónal Gill, The Dial, 28 Oct. 2025
  • While many of the Romans and Greeks who came to the city were undoubtedly here for the warm waters, the place had great religious significance as the site of a Plutonium cave, or entrance to Hell.
    Barry Neild, CNN Money, 27 Oct. 2025

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Cite this Entry

“Impact.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/impact. Accessed 30 Oct. 2025.

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