Capgras delusion
Noun
Meaning
Capgras delusion (plural Capgras delusions)
(psychiatry) A delusion in which the sufferer believes that a friend, spouse or family member has been replaced by an identical-looking impostor.
Synonyms
Examples
Ellis and Young (1990) report that the Capgras delusion may be a result of an impaired ability of recognition such as brain damage.