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.
The covering of the armadillo is called a carapace, as is also the hard case in which certain of the Infusoria are enclosed.
From Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 3 "Capefigue" to "Carneades" by Various
Haeckel73 also regards the Turbellaria as forming the nearest approach to the Infusoria.
From On the Origin and Metamorphoses of Insects by Lubbock, John, Sir
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 Slack, Henry J.
Infusoria, in-fū-sō′ri-a, n.pl. a name given to several classes of active Protozoa, some of which appear in great numbers in stagnant infusions of animal or vegetable material.—adjs.
From Chambers's Twentieth Century Dictionary (part 2 of 4: E-M) by Various
The highest of the group are the animalcules, which are named Infusoria, most of which are freely swimming organisms, though a certain number of them live fixed to some supporting body.
From The Contemporary Review, Volume 36, September 1879 by Various
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.
