Definitions for quern
Random House Webster's College Dictionary
a primitive, hand-operated mill for grinding grain.
Origin of quern:
bef. 950; ME; OE cweorn; akin to ON kvern hand-mill
a primitive stone mill for grinding corn by hand
A mill for grinding corn, especially a hand-mill made of two circular stones
Origin: From quern, cwerne, from cweorn, from kwernuz, from gʷerǝun-. Cognate with quern, kweern, kurn, kværn, kvarn.
a mill for grinding grain, the upper stone of which was turned by hand; -- used before the invention of windmills and watermills
The Nuttall Encyclopedia
a handmill of stone for grinding corn, of primitive contrivance, and still used in remote parts of Ireland and Scotland.