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 (prŏs′ə-păg-nō′sē-ə, -zē-ə)
A disorder characterized by the inability to recognize people by their faces. In some cases it is present at birth, and in others it is the result of a brain injury. Also called face blindness.

[Greek prosōpon, face, character; see prosopopeia + agnōsiā, agnosia; see agnosia.]

pro′so·pag·no′si·ac′ (prŏs′ə-păg-nō′sē-ăk′, -zē-ăk′) adj. & n.


(Psychiatry) an inability to recognize faces
[C20: from Greek prosōpon face + agnosia]
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References in periodicals archive ?
In later life, Dr Sacks revealed his own brain to be something of a neurological oddity, admitting to struggling with a degree of prosopagnosia, an inability to recognise faces.
Furthermore, prosopagnosia may be caused by abnormalities, damage, or impairment in a part of the brain that helps with facial perception and memory.
Bob Cockshott, 58, has face blindness, or prosopagnosia.
12 issue of the Proceedings of the National Academy of Sciences (PNAS), the study illustrates for the first time how individuals with prosopagnosia, or face blindness, are still able to recognize other people's movements.
Liu YC, Wang AG, Yen MY "Seeing but not identifying": pure alexia coincident with prosopagnosia in occipital arteriovenous malformation.
There's a condition called prosopagnosia which comes from the Greek word 'proso', meaning 'face', and 'agnosia', meaning 'to forget', though in my experience, going on about an obscure quirk in which your brain's facial recognition software is badly wired doesn't make the people you forget feel any better
ReminderID is FacialNetwork's memory support app for Google Glass and smartphones assists people living with prosopagnosia (face blindness) or other memory-related conditions.
We suspect that he is suffering from a rare condition known as prosopagnosia, which is also known as face blindness," an expert said.
Appointed deputy vice-chancellor in 2001, he published leading research on prosopagnosia - the inability to recognise faces following brain injury.
Another group includes those with an affliction called face blindness, or prosopagnosia.
His graphic and disarming description of prosopagnosia provides considerable insight into the resulting practical and social difficulties that need to be circumvented, as well as the potentially embarrassing scenarios that arise when this is not possible.
What he might have is called prosopagnosia or more commonly known as face blindness.