Also found in: Dictionary, Thesaurus, Legal, Encyclopedia.
an emotional aspect of an organic disease. It may occur as an overreaction to an illness and is characterized by symptoms that continue long after clinical signs of the disease have ended.
The emotional response to physical illness. It may take the form of a conversion reaction, affective overreaction, prolonged symptoms of physical illness after signs of the illness have subsided, or combinations of these. Functional overlay may appear to be the primary disease; skill may be required to determine the actual cause of illness.
See also: overlay