agnosia

ag·no·sia  (g-nzh)

n.

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

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[Greek agnsi, ignorance : a-, without; see a-¹ + gnsis, knowledge (from gignskein, to know; see gn- in Indo-European roots).]

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agnosia [ægˈnəʊzɪə]

n

(Psychology) Psychol loss or diminution of the power to recognize familiar objects or people, usually as a result of brain damage

[New Latin, from Greek agnōsia, from a- without + gnōsis knowledge]

agnosic  adj

Thesaurus

Noun

1.

agnosia - inability to recognize objects by use of the senses astereognosis, tactile agnosia - a loss of the ability to recognize objects by handling them brain disease, brain disorder, encephalopathy - any disorder or disease of the brain auditory agnosia - inability to recognize or understand the meaning of spoken words visual agnosia - inability to recognize or interpret objects in the visual field