impairment of the ability to recognize familiar objects, sounds, etc., often as the result of a brain lesion
Origin of agnosiaModern Latin ; from Classical Greek a-, not + gn?sis, knowledge + -ia
Loss of the ability to interpret sensory stimuli, such as sounds or images.
Origin of agnosiaGreek agn&omacron;sia, ignorance : a-, without; see a–1 + gn&omacron;sis, knowledge (from gign&omacron;skein, to know; see gn&omacron;- in Indo-European roots).
From Ancient Greek ἀγνωσία (agnōsia, “ignorance”).