A stage in the life of the parasite Plasmodium, that is the cause of MALARIA. It has a ring-shaped body and single nucleus and grows in the blood cell, after which it divides to form a schizont.
n. a stage in the life cycle of the malarial parasite (Plasmodium) that develops from a merozoite in the red blood cells. The trophozoite, which has a ring-shaped body and a single nucleus, grows steadily at the expense of the blood cell; eventually its nucleus and cytoplasm undergo division to form a *schizont containing many merozoites.
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