functional disorder n.
A physical disorder in which the symptoms have no known or detectable organic basis but are believed to be the result of psychological factors such as emotional conflicts or stress. Also called functional disease.
It is too early to classify by kind of functional disorder the patients treated.
Closely allied to the symptoms caused by indigestion in the intestine are those due to functional disorder of the liver.
As a functional disorder of the brain, arising from inordinate mental activity, it has received scarcely any notice.
If the result of a functional disorder, and not arrested, it is in danger of giving rise to masturbation.
Nutrition is imperfect, as is shown in loss of flesh and in the signs of functional disorder to be next described.
Physiologists would expound her enthusiasm as functional disorder of the thyroid gland.
The quality of functional disorder or weakness of the nervous system in certain respects.
The execution of a functional act at an inopportune moment constitutes another variety of functional disorder.