The three kind of landforms found on Earth are mountains, plains and plateaus. Mountains are natural topographical features that may reach great heights, while plains and plateaus are lower, longer...
leukemia leuÂ·keÂ·miÂ·a (lÅÅ-kÄ'mÄ-É) n. Any of various acute or chronic neoplastic diseases of the bone marrow in which unrestrained proliferation of white blood cells occurs and which is usually accompanied by anemia, impaired blood clotting, and enlargement of the lymph nodes, liver, and spleen.
noun, Pathology. 1. any of several cancers of the bone marrow that prevent the normal manufacture of red and white blood cells and platelets, resulting in anemia, increased susceptibility to infection, and impaired blood clotting. Also, leucemia. Origin of leukemia.