psychobiology

psychobiology /-bī′ol″əjē/ [Gk, psyche + bios, life, logos, science] , 1. the study of biochemical foundations of thought, mood, emotion, affect, and behavior. 2. personality development and functioning in terms of the interaction of the body and the mind. 3. a school of psychiatric thought introduced by Adolf Meyer that stresses total life experience, including biological, emotional, and sociocultural factors, in assessing the psychological makeup or mental status of an individual.