Definition of concussion in English:

Share this entry


Pronunciation: /kənˈkʌʃ(ə)n/


1 [mass noun] Temporary unconsciousness or confusion and other symptoms caused by a blow on the head: he was carried off the pitch with concussion [count noun]: nothing more serious than a mild concussion
More example sentences
  • The development of a better understanding of mild concussion is important for several reasons.
  • These are signs of concussion and will need medical treatment.
  • The vice chancellor is suffering from mild concussion after hitting his head on a tree branch earlier on the day of our interview.
temporary unconsciousness, temporary loss of consciousness, bang on the head;
Medicine  mild cranial trauma
2A violent shock as from a heavy blow: the ground shuddered with the concussion of the blast
More example sentences
  • Thunderous night air raids on nearby Naples Harbor were becoming a regular thing and the tracers, explosions and bomb concussions made a violent show which we watched from the roof of our building.
  • The movie begins with the crash, a violent concussion that leaves most of the crew and passengers dead.
  • The other fighters shook from the concussion waves as their pilots looked in shock at the two fireballs.
force, impact, shock;


Late Middle English: from Latin concussio(n-), from the verb concutere 'dash together, shake' (see concuss).

Share this entry

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.