The science which treats of diseases, their nature, causes, progress, symptoms, etc.
- The scientific study of the nature of disease and its causes, processes, development, and consequences. Also called pathobiology.
- The anatomic or functional manifestations of a disease: the pathology of cancer.
- A departure or deviation from a normal condition: "Neighborhoods plagued by a self-perpetuating pathology of joblessness, welfare dependency, crime” ( Time).