RHYTHM By N., Pam M.S. - April 28, 2013 Measured pattern of movement; recurrence of an action or function at regular intervals. Brain wave frequencies, recognized as alpha, beta, gamma, delta, and theta waves. RHYTHM: "The drummer beat a sophisticated rhythm." Related Psychology Terms BRAIN WAVES APPARENT MOVEMENT THETA WAVE SPIKE-AND-WAVE DISCHARGES EPSILON ALCOHOLISM SYNCHRONIZATION KAPPA WAVE DESYNCHRONIZATION ALPHA WAVE BRAIN-WAVE THERAPY Cite this page: N., Pam M.S., "RHYTHM," in PsychologyDictionary.org, April 28, 2013, https://psychologydictionary.org/rhythm/ (accessed January 27, 2020).