agnosia

[ ag-noh-zhuh, -zhee-uh, -zee-uh ]
/ ægˈnoʊ ʒə, -ʒi ə, -zi ə /

noun Psychiatry, Psychology, Neurology.

partial or total inability to recognize objects by use of the senses.

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earnest
Formerly agnostic aphasia.

Origin of agnosia

1895–1900; < Greek agnōsía ignorance, equivalent to ágnōt(os) unknown (see agnostic) + -ia -y3
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for agnosia

agnosia
/ (æɡˈnəʊzɪə) /

noun

psychol loss or diminution of the power to recognize familiar objects or people, usually as a result of brain damage

Derived forms of agnosia

agnosic, adjective

Word Origin for agnosia

C20: New Latin, from Greek agnōsia, from a- without + gnōsis knowledge
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for agnosia

agnosia
[ ăg-nōzhə ]

n.

Loss of the ability to interpret sensory stimuli, such as sounds or images.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.