protozoon
Americannoun
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
![]()
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.