quassation
Webster's Unabridged Dictionary:
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Quas·sa·tion
n.
[L. quassatio, from quassare to shake. See Quash to crush.]
The act of shaking, or the state of being shaken. Gayton.
[L. quassatio, from quassare to shake. See Quash to crush.]
The act of shaking, or the state of being shaken. Gayton.
