n. in the context of illness and disease, refers to a systematic approach to the study of mental health in which biological, psychological, and social factors are all integrated and analyzed according to the role they each play in specific mental disorders. See general systems theory.
BIOPSYCHOSOCIAL SYSTEM: “Overall human health is best understood from the viewpoint of a biopsychosocial system because this combines the biological, psychological, and social factors that contribute to disease.”