kvass Hear it!

kvass definition

kvass or kvas kvas′ (kə väs′)

noun

a Russian fermented drink made from rye, barley, rye bread, etc. and often flavored

Etymology: Russ kvas < IE *kwātso- < base *kwat-, to ferment > L caseus, cheese

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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