Anorexia Nervosa

**Semantic type:** Mental or Behavioral Dysfunction

**Definition:** A disorder most often seen in adolescent females characterized by a refusal to maintain a minimally normal body weight, an intense fear of gaining weight, a disturbance in body image, and, in postmenarcheal females, the development of amenorrhea.

**Synonyms:** - Anorexia nervosa - anorexia nervosa