Concussion Meaning

/kənˈkʌʃən/
B2

Definition, CEFR level B2, pronunciation, examples, and quiz.

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nounA violent collision or shock.

nounAn injury to part of the body, most especially the brain, caused by a violent blow, followed by loss of function.

My daughter had a concussion.
You have a concussion.
The doctor told me I had a concussion.
CEFR Practice Quiz
The athlete suffered a severe ____ after hitting his head on the goalpost.
CEFR Practice Quiz (Alternate)
The severe head impact gave the injured football player a mild ____.

From Latin concussiō. Equivalent to concuss + -ion.

"It is believed that great ringing of bells, in populous cities, hath dissipated pestilent air; which may be from the concussion of the air." — 1627 (indicated as 1626), Francis [Bacon], “(please specify the page, or |century=I to X)”, in Sylua Syluarum: Or A Naturall Historie. In Ten Centuries. […], London: […] William Rawley […]; [p]rinted by J[ohn] H[aviland] for William Lee […], →OCLC:
"[Water vapour bubbles] hit againſt the ſides of the more eminent and Mountainous Places, of the Globe, and by this Concuſſion are condenſed, and thus become heavier than the Air they ſvvom in, and ſo gleet dovvn the rocky Caverns of theſe Mountains, […]" — 1705, George Cheyne, “Of the Existence of a Deity”, in Philosophical Principles of Natural Religion: […], London: […] George Strahan […], →OCLC, § XXIX, page 184:
"Then Concussion, Rapine, Pillories, / Their Catalogue of Accusations fill." — 1595, Samuel Daniel, “(please specify the folio number)”, in The First Fowre Bookes of the Ciuile Wars between the Two Houses of Lancaster and Yorke, London: […] P[eter] Short for Simon Waterson, →OCLC:

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CEFR Practice Quiz
The athlete suffered a severe ____ after hitting his head on the goalpost.
CEFR Practice Quiz (Alternate)
The severe head impact gave the injured football player a mild ____.

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