gilles Definition

tourette's syndrome

a familial neuropsychiatric disorder of variable expression that is characterized by multiple recurrent involuntary tics involving body movements (as eye blinks, grimaces, or knee bends) and vocalizations (as grunts, snorts, or utterance of inappropriate words), that often has one or more associated behavioral or psychiatric conditions (as attention deficit disorder or obsessive-compulsive behavior), that is more common in males than females, and that usually has an onset in childhood and often stabilizes or ameliorates in adulthood —abbreviation TS—called also Gilles de la Tourette syndrome, Tourette's disease, Tourette's disorder