Meaning of tardive dyskinesia

tar'dive dyskine'sia

Pronunciation: [key]
— Pathol. Pathol.
  1. a disorder characterized by restlessness and involuntary rolling of the tongue or twitching of the face, trunk, or limbs, usually occurring as a complication of long-term therapy with antipsychotic drugs.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.