Result from Foreign Dictionaries (2 entries found)
From The Collaborative International Dictionary of English v.0.48 [gcide]:
Concussion \Con*cus"sion\, n. [L. concussio, fr. concutere,
concussum, to shake violenty; con- + quatere to shake. See
{Cashier}, {Quash}.]
1. A shaking or agitation; a shock; caused by the collision
of two bodies.
[1913 Webster]
It is believed that great ringing of bells, in
populous cities, hath dissipated pestilent air;
which may be from the concussion of the air.
--Bacon.
[1913 Webster]
2. (Med.) A condition of lowered functional activity, without
visible structural change, produced in an organ by a
shock, as by fall or blow; as, a concussion of the brain.
[1913 Webster]
3. (Civil Law) The unlawful forcing of another by threats of
violence to yield up something of value.
[1913 Webster]
Then concussion, rapine, pilleries,
Their catalogue of accusations fill. --Daniel.
[1913 Webster]
{Concussion fuse} (Mil.), one that is ignited by the
concussion of the shell when it strikes.
Syn: See {Shock}.
[1913 Webster]
From WordNet (r) 3.0 (2006) [wn]:
concussion
n 1: injury to the brain caused by a blow; usually resulting in
loss of consciousness
2: any violent blow
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