Also found in: Thesaurus, Medical, Encyclopedia, Wikipedia.
Related to protozoal: protozoal disease


 (prō′tə-zō′ən) also pro·to·zo·on (-ŏn′)
n. pl. pro·to·zo·ans or pro·to·zo·a (-zō′ə) also pro·to·zo·ons
Any of numerous chiefly single-celled eukaryotic organisms, most of which move about freely and ingest food, including the amoebas, ciliates, flagellates, and apicomplexans. Protozoans along with certain algae, oomycetes, and some other groups make up the protists.

[From New Latin Prōtozōa, former subkingdom name : proto- + -zōa, pl. of -zōon, -zoon.]

pro′to·zo′an, pro′to·zo′al, pro′to·zo′ic adj.


(Biology) relating to protozoans
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.protozoal - of or relating to the Protozoa
References in periodicals archive ?
The present study also indicated that the combined effects of protozoal treatment and dietary N[O.
Canine babesiosis is an important worldwide tick borne protozoal disease.
Pigeon protozoal encephalitis is a biphasic, neurologic disease of domestic pigeons (Columba livia f.
If your cat is exhibiting these symptoms, his veterinarian will most likely perform a series of diagnostic tests to rule out other conditions, such as feline leukemia virus, feline infectious peritonitis, feline immunodeficiency virus, or parasites and protozoal infections.
Intensity of infection: Protozoal infection rate was high in hospital patients including children and the same findings were observed even in school children.
infantum selectively reacted in a supernatant of protein extract from Eleonora, thereby confirming the immunologic identification of the protozoal infection.
Protozoal pathogens include Cryptosporidiosis, Isosporiasis, Microsporidiosis, Pnemo-cystis Carinii Pneumonia (PCP) and Toxoplasmosis.
Material is arranged in 16 consistently formatted chapters beginning with the structure and function of the skin, diagnostic methods, dermatologic therapy, and bacterial, fungal, parasitic, and viral and protozoal skin diseases.
Protozoa: Apicomplexa), the etiologic agent of equine protozoal myeloencephalitis.
pylori to metronidazole in developing countries has been linked to its frequent use for the treatment of protozoal infections and gynaecological problems.
Sadly, in the course of the 2005 breeding season, Kingmambo was stricken with the triple whammy of a protozoal infection, a leg injury and an arthritic condition, as a result of which he covered only 37 mares.
The regulation, molecular, and biochemical characteristics of the known mammalian PDE families are explored in individual chapters, followed by discussion of protozoal PDEs and studies of PDE function using fruit fly genomics and transgenics.