prosopagnosia

/ (ˌprɒsəpæɡˈnəʊszɪə) /

noun

an inability to recognize faces

Word Origin for prosopagnosia

C20: from Greek prosōpon face + agnosia

Medical definitions for prosopagnosia

prosopagnosia
[ prŏs′ə-păg-nōzhə, -zē-ə ]

n.

An inability or difficulty in recognizing familiar faces; it may be congenital or result from injury or disease of the brain.