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 that medical specialty which concerns itself with the blood, and the generation of blood in the bone marrow. Hematology studies the red and white blood cells, their relative proportions and general cell health, and the diseases that are caused by imbalances between them, notably leukemia and anemia. Red blood cells carry oxygen from the lungs to the various parts of the body, and white blood cells fight infections.