Learn why “concussion” is correct and “concusion” is incorrect.
Incorrect spelling - “Concusion” is missing one “s.”
"concusion" is a common misspelling of "concussion". Always use "concussion" when referring to the correct word.
Correct spelling - The proper way to spell this word.
“Concussion” means a brain injury caused by a blow to the head.
"concussion": “Concussion” means a brain injury caused by a blow to the head.
This word is commonly used in everyday conversation and writing.
"Correct:" He suffered a concussion.
"Correct:" The doctor checked for concussion symptoms.
"Correct:" Sports injuries often include concussions.
"Incorrect:" He suffered a concusion.
"Incorrect:" She had symptoms of concusion.
A: Concussion.
A: No.
A: A brain injury.
A: He was diagnosed with a concussion.
A: Root word ends with -cuss, so double letter stays.
""Concussion" is correct; 'concusion' is wrong. Means brain injury from impact."