Paramecium
/ˌpæ.ɹəˈmiː.si.əm/
"Paramecium" in a Sentence (2 examples)
The sun beats on his eyelids; inside them a paramecium revolves. A blink and it changes pattern like a kaleidoscope.
Edgar noticed that Clyde was wearing a necktie with a driblet design. The little figures made him think of paramecia, sinister organisms with gullets and feeding grooves.