agnosia Hear it!

agnosia definition

ag·no·sia (ag nō′sē ə, -zē-; -nä′-)

noun

impairment of the ability to recognize familiar objects, sounds, etc., often as the result of a brain lesion

Etymology: ModL < Gr a-, not + gnōsis, knowledge + -ia

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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