• 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.