protozoon

[ proh-tuh-zoh-on, -uhn ]

noun

, plural pro·to·zo·a [proh-t, uh, -, zoh, -, uh].

1. protozoan.

Word History and Origins

Origin of protozoon¹

Singular of Protozoa

Example Sentences

In Europe a peculiar ciliated Protozoon (Trichodina spongill) is found attached to the external surface of freshwater sponges.

From Project Gutenberg

For we may look at this matter in another light, and say our exuberant protozoon has shed a daughter, and remains.

From Project Gutenberg

I dissent quite from what you say of the myriads of years it would take to people the world with such imagined protozoon.

From Project Gutenberg

This protozoon secretes a shell about itself which has a characteristic shape, and often carries spines.

From Project Gutenberg

Now, if so, how long would it take to obtain an elephant from a protozoon or even from a tadpole-like fish?

From Project Gutenberg