tic

• Nom désignant un mouvement ou un son soudain, répétitif et involontaire, souvent localisé, par exemple une contraction du visage. Il peut aussi désigner une habitude ou un comportement répétitif et inconscient.

A noun referring to a sudden, repetitive, involuntary movement or sound, often localized, such as a twitching of the face.

1. Involuntary muscle twitchB2formalmedical

   A sudden, repetitive, nonrhythmic motor movement or vocalization involving discrete muscle groups, often a habitual twitching especially in the face.

   Tic

   • He developed a nervous tic in his left eye.
   • The doctor explained that stress can worsen a tic.
   • She tried to suppress the tic during the interview.

   Synonymesjerkspasmtwitch