Infusoria
Americanplural noun
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protozoans of the phylum Ciliophora (or class Ciliata).
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(formerly) any of various microscopic organisms found in infusions of decaying organic matter.
Etymology
Origin of Infusoria
1780–90; < New Latin, neuter plural of infūsōrius. See infuse, -ory 1
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.
A group of suctorial Infusoria, which in the adult stage are stationary.
From Webster's Unabridged Dictionary by Noah Webster
So again, the Infusoria possess all the characters of animality, but it can hardly be said that they are as clearly allied to the worms as they are to the Noctilucae.
From Critiques and Addresses by Thomas Henry Huxley
Infusoria and other unicellular animals multiply by division.
From The Beauties of Nature and the Wonders of the World We Live In by Sir John Lubbock
The Infusoria comprehend creatures too various to remain under one head, and very many of them too highly organized to be called "protozoons," or first life-forms.
From Marvels of Pond-life A Year's Microscopic Recreations by Henry J. Slack
It is to be expected, therefore, that in forms here considered there should be a preponderance of Infusoria.
From Marine Protozoa from Woods Hole Bulletin of the United States Fish Commission 21:415-468, 1901 by Gary N. (Gary Nathan) Calkins
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.
