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Definitions

concussion

[kuhn-kuhsh-uhn] / kənˈkʌʃ ən /
NOUN
collision, shaking
Synonyms
STRONGEST
bump injury shock trauma
STRONG
blast blow buffeting clash clout crack crash hit impact jar jolt jounce pounding punch
WEAK
jarring jolting
Antonyms
STRONGEST
help

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

"I wanted to get off straight away. I spent the rest of the day looking after the bags and coats and stuff. That was the first realisation that I needed to take concussion more seriously."

From BBC • Mar. 2, 2026

Stand-down periods for any player with a concussion are mandatory and guided by medical experts.

From BBC • Mar. 2, 2026

She likes to tell the story of how, after she was treated for a concussion and a broken arm at a local hospital, she wandered the halls confused why nobody was trying to charge her.

From The Wall Street Journal • Feb. 26, 2026

Tagovailoa, dogged by injuries, suffered a serious concussion early in 2024.

From The Wall Street Journal • Feb. 24, 2026

Now she was quite sure she must have a concussion.

From "The Hidden Gallery" by Maryrose Wood

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.