Vitality refers to the quality of being full of life, energy, and enthusiasm, encompassing both physical and mental well-being. It is characterized by a positive outlook, resilience, and the ability to devise creative solutions. One can infer vitality in individuals through their active engagement with life and strong social connections. Maintaining vitality involves making healthy lifestyle choices and pursuing activities that bring joy and fulfillment. Definition of vitality noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. Vitality , one of the leading brands in medical coding, medical billing, medico-legal, medical transcription, medical records review, and teleradiology industries, we can increase profits and lower operating expenses for various businesses in this sector. (Definition of vitality from the Cambridge Academic Content Dictionary © Cambridge University Press)