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Of or pertaining to the Protozoa. -- n.

e substance. Hixley. Contractile vacuole (Zoöl.), a pulsating cavity in the interior of a protozoan, supposed to be excretory in function. There may be one, two, or more.

The ectosarc of protozoan.

Any disease caused by the entrance, growth, and multiplication of bacteria or protozoans in the body; a germ disease. It may not be contagious.

Any of several minute protozoans of the genus Plasmodium (syn. Hæmatozoön) which in their adult condition live in the tissues of mosquitoes of the genus Anopheles (which see) and when transferred to the blood of man, by the bite of the mosquito, produce malaria. The young parasites, or sporozoites, enter the red blood…

A small rounded body contained in the nucleus of a cell or a protozoan.

A body, usually spheroidal, in a cell or a protozoan, distinguished from the surrounding protoplasm by a difference in refrangibility and in behavior towards chemical reagents. It is more or less protoplasmic, and consists of a clear fluid (achromatin) through which extends a network of fibers (chromatin) in which may…

A changeable protozoan; an amoeba.

st martyr; protomorphic, primitive in form; protoplast, a primordial organism; prototype, protozoan.

mains of the earliest discovered life of the globe, which included mollusks, radiates and protozoans.

A single zooid of a compound protozoan.

e hairs of a caterpillar, the slender spines of a crustacean, the hairlike processes of a protozoan, the bristles or stiff hairs on the leaves of some plants, or the pedicel of the capsule of a moss.

Any protozoan when it becomes encysted produces germs by sporulation.

One of the minute flagellate germs produced by the sporulation of a protozoan; -- called also zoöspore.