Dictionary.com
Thesaurus.com

protozoon

American  
[proh-tuh-zoh-on, -uhn] / ˌproʊ təˈzoʊ ɒn, -ən /

noun

plural

protozoa
  1. protozoan.


Etymology

Origin of protozoon

Singular of Protozoa

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The Anopheline mosquito bites a person and injects the malaria organism, a protozoon about one-fifth the size of a red blood cell.

From Time Magazine Archive

Some symptoms of kala-azar are like those of malaria, but the invading parasite is different: a protozoon named Leishmania donovani.

From Time Magazine Archive

Cause of the disease is a trypanosome, protozoon which under the microscope resembles an auger.

From Time Magazine Archive

He is convinced that human cancers are caused by a similar infection, though no active parasite, either bacterium or protozoon, has yet been found.

From Time Magazine Archive

Let us begin our comparative study with an example of the simplest animals that consist of only a single cell, such as the little protozoon Amoeba.

From The Doctrine of Evolution Its Basis and Its Scope by Crampton, Henry Edward