PLENILOQUENCE By N., Sam M.S. - 10 noun. a compulsion to speak incessantly. PLENILOQUENCE: "Her pleniloquence is immediately noticeable and quite bothersome." Related Psychology Terms REPETITION-COMPULSION MANGANESE POISONING JUST NOTICEABLE DIFFERENCE (JND; Differential or Difference Threshold) MENTAL HEALTH AND ECONOMIC LEVEL ENURESIS (Bed-wetting) DRUG ADDICTION ORAL CHARACTER WUNDT, WILHELM MAX, (1832— 1920) REGRESSION SUBJECTIVE TONES Cite this page: N., Sam M.S., "PLENILOQUENCE," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/pleniloquence/ (accessed June 28, 2022).