Words at Play : Top 10 User-Submitted Words, Vol. 6
Definition:
a disorder in which a person falsely believes that a friend or relative has been replaced by an identical impostor
Example:
"Capgras delusion can be brought about by a variety of conditions changes in brain chemistry associated with different mental illnesses, or physical trauma to the brain but the delusion always involves the distinct feeling that the people around you have been replaced by impostors." Jad Abumrad and Robert Krulwich, NPR Morning Edition, March 30, 2010
Submitted by:
Maryam Nikzad, TX