Agnosia Definition

ăg-nōzhə

noun

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

American Heritage

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

Webster's New World

Loss of the ability to interpret sensory stimuli, usually leading to the inability to identify or recognize objects using one or more senses.

American Heritage Medicine

The inability to recognize objects by use of the senses.

Wiktionary

Other Word Forms of Agnosia

Singular:

agnosia

Plural:

agnosias

Greek agnōsiā ignorance a- without a–¹ gnōsis knowledge (from gignōskein to know gnō- in Indo-European roots)

From American Heritage Dictionary of the English Language, 5th Edition
From Ancient Greek ἀγνωσία (agnōsia, “ignorance”).

From Wiktionary

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