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Showing results for protozoon. Search instead for protozoonal.

protozoon

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

noun

protozoa plural
  1. protozoan.


Other Word Forms

Noun Inflected Forms

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.

See Examples For:

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

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

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

The host of life on ice includes bacteria, viruses, fungi, protozoa, even microscopic animals like nematodes, some dead and some alive in suspended animation.

From Salon Apr. 24, 2025

Bottom line: If you must have tropical milkweed, cut it down to the ground each fall before it goes to seed, to kill any overwintering protozoa and reduce its potential to spread to neighboring areas.

From Los Angeles Times Oct. 30, 2023

Food turns into compost through the hard work of small microorganisms like bacteria, fungi, and protozoa.

From National Geographic Sep. 26, 2023

You should make sure that you use only distilled, sterile or boiled water for your rinses, as tap water can contain small amounts of bacteria and protozoa that carry the risk of other infections.

From Seattle Times Oct. 31, 2022

Insects are beset not only by viruses and bacteria but also by fungi, protozoa, microscopic worms, and other beings from all that unseen world of minute life that, by and large, befriends mankind.

From "Silent Spring" by Rachel Carson

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