What are examples of landforms? A: The four main types of landforms are mountains, plateaus, plains and hills. A landform is defined as any natural feature on the Earth's surface, which incl... Full Answer >
Definition of leukopenia. : a condition in which the number of white blood cells circulating in the blood is abnormally low.
Panleukopenia is a severe, highly contagious viral disease of cats, kittens, raccoons, and mink. The panleukopenia virus tends to invade cells which are rapidly growing such as those of the digestive system, bone marrow (which makes blood cells), lymph tissue, and developing nervous system.