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.
Leukopenia is a condition in which the number of leukocytes (white blood cells) in the blood is reduced. Many medical conditions, especially infections, cause reduced counts.It may also be associated with nutritional deficiencies, certain medications and medical treatments (i.e. radiation therapy).eukopenia is a condition in which the number of leukocytes (white blood cells) in the blood is reduced. Many medical conditions, especially infections, cause reduced counts.