Definition of concussion in English:

concussion

noun

  • 1mass 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’
    • ‘Firstly, Mathew suffered mild concussion after being attacked by a swan.’
    • ‘He was taken to hospital by ambulance suffering from concussion.’
    • ‘Her daughter was behaving oddly but she shrugged it off as a symptom of head concussion.’
    • ‘Six more pensioners were treated for minor injuries including cuts, bruises and mild concussion.’
    • ‘Paramedics attended the scene and she was taken to Blackburn Royal Infirmary suffering from concussion.’
    • ‘This performance pattern has been described in prior studies of concussion.’
    • ‘Mother did not sustain any serious injury and the assertion of mild concussion is over-stated.’
    • ‘They were lucky to escape with only mild concussion and bruising.’
    • ‘The injuries weren't too bad - a broken wrist, a couple of nose bleeds and some mild concussion.’
    • ‘We diagnosed concussion from a crash landing or some pre-existing neurological disorder.’
    • ‘It was only later that night that she began to suffer from concussion and nausea.’
    • ‘He was suffering from concussion after leaving Sligo hospital on December 29.’
    • ‘Unless he's staying overnight because of that mild concussion we're back to sharing a room.’
    • ‘He was taken to the Great Western Hospital with mild concussion from the force of the blows.’
    • ‘These are signs of concussion and will need medical treatment.’
    • ‘The development of a better understanding of mild concussion is important for several reasons.’
    • ‘The vice chancellor is suffering from mild concussion after hitting his head on a tree branch earlier on the day of our interview.’
    • ‘Perhaps the most important predictor of concussion is a history of prior concussion.’
    • ‘Fortunately, concussion or fracture was rare, occurring in only 21 cases, but the need for vigilance is clear.’
    • ‘Their coaches were less convinced of the benefit and believed that headgear led to more cases of concussion.’
    temporary unconsciousness, temporary loss of consciousness, bang on the head
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  • 2A violent shock as from a heavy blow.

    ‘the ground shuddered with the concussion of the blast’
    • ‘The site of the collision had a small crater in it, consistent with a powerful concussion explosion.’
    • ‘A ring of heat flung out around the soldier, the concussion knocking Zem off his feet and slamming him into a house.’
    • ‘The other fighters shook from the concussion waves as their pilots looked in shock at the two fireballs.’
    • ‘Behind him, he could feel the concussion of the blast shake his aircraft as the load exploded on the rear tanks of the column.’
    • ‘The storm shrank, a concussion spreading through the air as a great deal of gas became a much smaller volume of solid.’
    • ‘Sunday's 9.0 magnitude megaquake under the Indian Ocean shot concussions of water on to coastlines from Indonesia to Somalia, drowning thousands.’
    • ‘The blast concussion hit him hard in the back, knocking the wind out of him even before the ground rushed up to smack him in the face.’
    • ‘We heard the sound of weapons fire, then heard the sound and felt the concussion of the stun grenade going off.’
    • ‘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 broad palms of his tail are flirted high in the air; then smiting the surface, the thunderous concussion resounds for miles.’
    • ‘Jack was thrown forward by the concussion of the blast, and then sucked back as all the air in the ship was sucked into space.’
    • ‘Unfortunately, this is action without tension, explosions without the concussion.’
    • ‘Three distinct concussions had shaken the airframe.’
    • ‘The traversing turrets, as well as the gun blast concussions, could knock a man off.’
    • ‘The movie begins with the crash, a violent concussion that leaves most of the crew and passengers dead.’
    • ‘Then came a flash and the concussion of an explosion.’
    • ‘I saw the flash of fire, felt the concussion, and for a moment I thought I would start screaming.’
    • ‘Both sisters described a nightmarish existence inside the city where fighters controlled many areas, food and medicine were often in short supply, and the thumping concussions of US bombs had become a daily reality.’
    • ‘For several tense moments there were answering concussions from deep within the earth that echoed and reverberated, until at last, all became still.’
    force, impact, shock
    View synonyms

Origin

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

Pronunciation

concussion

/kənˈkʌʃ(ə)n/