Medical Definition of excoriation. 1: the act of abrading or wearing off the skin chafing and excoriation of the skin.
malaria. noun. 1  An infectious disease characterized by cycles of chills, fever, and sweating, caused by a protozoan of the genus Plasmodium in red blood cells, which is transmitted to humans by the bite of an infected female anopheles mosquito.
Malaria is a mosquito-borne disease caused by a parasite. People with malaria often experience fever, chills, and flu-like illness.Left untreated, they may develop severe complications and die. In 2013 an estimated 198 million cases of malaria occurred worldwide and 500,000 people died, mostly children in the African Region.eople with malaria often experience fever, chills, and flu-like illness. Left untreated, they may develop severe complications and die. In 2013 an estimated 198 million cases of malaria occurred worldwide and 500,000 people died, mostly children in the African Region.