Ritzer and Goodman identify eight positive contributions that Comte made to sociology: 1  Comte coined the term sociology and may be viewed as its founder. 2  Comte thought of sociology as a positivistic science. 3  He elaborated four methods of sociology. 4  He distinguished social statics from social dynamics.
Definition of hematology. : a medical science that deals with the blood and blood-forming organs.
Hematology is the study of blood in health and disease. It includes problems with the red blood cells, white blood cells, platelets, blood vessels, bone marrow, lymph nodes, spleen, and the proteins involved in bleeding and clotting (hemostasis and thrombosis).