REMINISCENCE definition: 1. the act of remembering events and experiences from the past 2. Your reminiscences are the…. Learn more. REMINISCENCE meaning: 1. the act of remembering events and experiences from the past 2. Your reminiscences are the…. Learn more. Reminiscence definition: the act or process of recalling past experiences, events, etc.. See examples of REMINISCENCE used in a sentence. The noun 'reminiscence' has its etymological origins in Latin and French. It is derived from the Latin word 'reminiscentia,' which is a combination of 're,' meaning 'again,' and 'mens,' meaning 'mind.' Therefore, 'reminiscentia' originally meant 'calling to mind again' or 'remembering.' As Latin evolved into Old French, 'reminiscentia' became 'reminiscence,' and this term found its way into Middle English. The etymology of 'reminiscence' accurately reflects the act or process of recalling or ...