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as in crash
the violent coming together of two bodies into destructive contact the theory that such a concussion, by a giant asteroid or comet millions of years ago, led to the extinction of the dinosaurs

Synonyms & Similar Words

Synonym Chooser

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

Some common synonyms of concussion are collision, impact, and shock. While all these words mean "a forceful, even violent contact between two or more things," 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 is it sensible to use collision instead of concussion?

The words collision and concussion can be used in similar contexts, but 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

When can impact be used instead of concussion?

The synonyms impact and concussion are sometimes interchangeable, but 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 shock a more appropriate choice than concussion?

The words shock and concussion are synonyms, but do differ in nuance. Specifically, 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 concussion Brisker, who suffered a season-ending concussion in a Soldier Field victory over Carolina on Oct. 6. ranked 71st among 171 safeties overall. Phil Rogers, Forbes.com, 28 Mar. 2025 Safety Jaquan Brisker has a history of concussions. Dan Pompei, The Athletic, 25 Mar. 2025 However, in 2023, things started to go downhill after a collision at first base forced him to miss games with a concussion. Gordon G. Chang, MSNBC Newsweek, 8 Apr. 2025 Long was diagnosed with a concussion and resulting injuries while Kaminsky had a fracture and other traumatic injuries to his wrist, which required surgery. Carolyn Stein, Chicago Tribune, 2 Apr. 2025 See All Example Sentences for concussion
Recent Examples of Synonyms for concussion
Noun
  • Purdue University’s official mascot, the Purdue Boilermaker Special, was involved in a fatal collision on the afternoon of April 24, the Tippecanoe County Sheriff's Office said.
    Ron Wilkins, USA Today, 26 Apr. 2025
  • The driver fled the scene and authorities had no description of the vehicle involved in the fatal collision.
    Darrell Smith, Sacbee.com, 25 Apr. 2025
Noun
  • According to the arrest warrant affidavit, the charges stem from a crash and multiple near-misses on May 17, 2024, as state police had I-291 shut down in the area of Interstate 91 in connection with an unspecified investigation.
    Justin Muszynski, Hartford Courant, 26 Apr. 2025
  • There has been a crash on I-35 from I-29/US-71/Exit 8 to MO-1/Antioch Road/Exit 8.
    Kansas City Star Bot, Kansas City Star, 26 Apr. 2025
Noun
  • Officers evacuated students from classrooms, as students walked away in shock.
    Graham Hurley, Aaron Fisher and Katherine Jennings, CNN Money, 19 Apr. 2025
  • Julian arrives at the bank as Olympia is standing in the vault, looking at the papers in shock.
    Noel Murray, Vulture, 18 Apr. 2025

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Cite this Entry

“Concussion.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/concussion. Accessed 30 Apr. 2025.

More from Merriam-Webster on concussion

Last Updated: - Updated example sentences
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