agnosia

[ag-noh-zhuh, -zhee-uh, -zee-uh]

noun Psychiatry, Psychology, Neurology.

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

Origin of agnosia

1895–1900; < Greek agnōsía ignorance, equivalent to ágnōt(os) unknown (see agnostic) + -ia -y³

Formerly agnostic aphasia.

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British Dictionary definitions for agnosia

agnosia

noun

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

Derived Formsagnosic, 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

agnosia in Medicine

agnosia

[ăg-nō′zhə]

Loss of the ability to interpret sensory stimuli, such as sounds or images.