The motile worm-shaped stage of the zygote in certain Protozoa.
[Greek] The motile worm-shaped stage of the zygote in certain Protozoa (zool.).
The malarial parasite after the formation of the zygote, when it assumes the form of a motile vermicule with a pointed end, which pierces the epithelium of the stomach of the mosquito. [Gr.]