UnscrambleTheWord.coconcussion
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Is concussion a Scrabble word?
Word Games
- Scrabble US/Canada (OTCWL) Yes
- Scrabble UK (SOWPODS) Yes
- Wordle No
- Words With Friends Yes
Scrabble US/Canada (OTCWL) 
Wordle 
Words With Friends What is the meaning of concussion?
Definition
noun (English)
1. (obsolete, seismology) A violent collision or shock.Examples: "It is believed that great ringing of bells, in populous cities, hath dissipated pestilent air; which may be from the concussion of the air."; "[Water vapour bubbles] hit againſt the ſides of the more eminent and Mountainous Places, of the Globe, and by this Concuſſion are condenſed, and thus become heavier than the Air they ſvvom in, and ſo gleet dovvn the rocky Caverns of theſe Mountains, […]"countableobsoleteuncountable
2. (uncountable in Commonwealth, countable in Canada, US) An injury to part of the body, most especially the brain, caused by a violent blow, followed by loss of function.UScountableuncountable
3. (obsolete, law) The unlawful forcing of another by threats of violence to yield up something of value.Examples: "Then Concussion, Rapine, Pillories, / Their Catalogue of Accusations fill."countableobsoleteuncountable
Definition source: Wiktionary