1 Malaria is caused by parasites from the genus Plasmodium, which are spread to people through the bite of infected mosquitoes of the Anopheles species. 2  Statistics show that there are 250 million to 500 million cases of malaria each year in the world, causing up to 1 million deaths.alaria Overview. 1  Malaria is caused by parasites from the genus Plasmodium, which are spread to people through the bite of infected mosquitoes of the Anopheles species.
verb (used with object), metamorphosed, metamorphosing. 1. to change the form or nature of; transform. 2. to subject to metamorphosis or metamorphism. verb (used without object), metamorphosed, metamorphosing. 3. to undergo or be capable of undergoing a change in form or nature. Origin of metamorphose.
Medical Definition of METAMORPHOSIS. 1. : change of physical form, structure, or substance. 2. : a marked and more or less abrupt developmental change in the form or structure of an animal (as a butterfly or a frog) occurring subsequent to birth or hatching.. : a typically marked and more or less abrupt developmental change in the form or structure of an animal (as a butterfly or a frog) occurring subsequent to birth or hatching. See metamorphosis defined for English-language learners. See metamorphosis defined for kids. ADVERTISEMENT.