Concussion

/kənˈkʌʃən/

Meaning & Definition

noun
A temporary loss of consciousness and other symptoms caused by a blow to the head.
After the football player was tackled, he experienced a concussion and was taken to the hospital for evaluation.
An injury to the brain caused by a sudden impact, resulting in physical and cognitive symptoms.
The doctor diagnosed her with a concussion after she fell off her bike and hit her head.
A violent shaking or jarring of the brain.
The soldier suffered a concussion due to the explosion near him in combat.
A brief disturbance of consciousness, often accompanied by confusion and memory loss.
He displayed signs of confusion after his concussion, struggling to remember where he was.

Etymology

Late Latin concussionem, meaning 'shaking, agitating'.

Common Phrases and Expressions

concussion protocol
A set of procedures for managing a suspected concussion in athletes.
concussion symptoms
Signs and effects indicating the presence of a concussion, such as headache and confusion.
get a concussion
To sustain a concussion from an accident or impact.

Related Words

traumatic brain injury
An injury to the brain resulting from impact or trauma.
head injury
Any injury to the scalp, skull, or brain.
neurological
Pertaining to the nervous system, including brain injuries.

Slang Meanings

Getting your bell rung
After that hit, I definitely got my bell rung.
Brain freeze
Taking that hard hit felt like a brain freeze.