Malaria is caused by a parasite called Plasmodium, which is  transmitted via the bites of infected mosquitoes. In the human  body, the parasites multiply in the liver, and t â¦ hen infect red  blood cells. Usually, people get malaria by being bitten by an  infective female Anopheles mosquito.   *Ninety percent of malaria-related deaths occur in Africa. Malaria is commonly associated with poverty, but is also a cause of poverty.   *Malaria is one of the most common infectious diseases and an enormous public health problem.
metamorphic rock. (petrology). A rock formed from preexisting solid rocks by mineralogical, structural, and chemical changes, in response to extreme changes in temperature, pressure, and shearing stress.
Definition of METAMORPHIC. 1. : of or relating to metamorphosis. 2. of a rock: of, relating to, or produced by metamorphism.â metaÂ·morÂ·phiÂ·calÂ·ly \-fi-k(É-)lÄ\ adverb.See metamorphic defined for kids.ADVERTISEMENT.efinition of METAMORPHIC. 1. : of or relating to metamorphosis. 2. of a rock: of, relating to, or produced by metamorphism. â metaÂ·morÂ·phiÂ·calÂ·ly \-fi-k(É-)lÄ\ adverb. See metamorphic defined for kids. ADVERTISEMENT.