LAUGHTER By N., Sam M.S. - 25 A vocalization used to express joy, happiness or amusement. Created by the rapid contraction and relaxation of the stomach and through breathing. LAUGHTER: "The laughter of the crowd could be hear in the theatre." Related Psychology Terms HUNGER DRIVE EMOTION (General) PEPTIC ULCER EFFECTORS PMDD: Can It Be Cured? Dissociative Identity Disorder BEHAVIORAL RELAXATION TRAINING BODY LANGUAGE (Organ Language) LEARNING ADDS AER HUNGER Cite this page: N., Sam M.S., "LAUGHTER," in PsychologyDictionary.org, May 11, 2013, https://psychologydictionary.org/laughter/ (accessed October 5, 2022).