- A disorder characterized by a loss of appetite.
- An abnormal loss of the appetite for food. Anorexia can be caused by cancer, aids, a mental disorder (i.e., anorexia nervosa), or other diseases.
- Clinical manifestation consisting of a physiopathological lack or loss of appetite accompanied by an aversion to food and the inability to eat.
- Loss of appetite.
- The lack or loss of appetite accompanied by an aversion to food and the inability to eat. It is the defining characteristic of the disorder anorexia nervosa.