concuss
/kənˈkʌs
/verb [with object] (usually as adjective concussed)
Hit the head of (a person or animal), causing them to become temporarily unconscious or confused: Michael was a bit concussed...
- Medical staff concluded he was concussed but there was no lasting brain damage.
- The injury to the back of his head may have stunned or concussed him but was not responsible for his death.
- When we took Jake to hospital after he collapsed we just thought he was concussed.
Derivatives
concussive
- Soft shell helmets or head protectors currently do not have the biomechanical capability to prevent concussive trauma and hence cannot be recommended.
- Similar convulsive episodes seen immediately after concussive head injury may also be mistaken for epileptic phenomena.
- Rocket propelled grenades, mortars, and other explosive devices cause concussive shock blasts damaging to the brain.
Origin
Late 16th century (in the sense 'shake violently'): from Latin concuss- 'dashed together, violently shaken', from the verb concutere, from con- 'together' + quatere 'shake'.