ultramicroscopic
Britishadjective
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too small to be seen with an optical microscope
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of or relating to an ultramicroscope
Other Word Forms
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.
Its predictions are stunningly accurate, and its power to grasp the unseen ultramicroscopic world has brought us modern marvels.
From New York Times ● May 8, 2018
It probably belongs therefore to the class of ultramicroscopic organisms called filterable viri.
From Time Magazine Archive
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Felix d'Herelle thinks the bacteriophage is an ultramicroscopic living organism which is parasitic in bacteria and reproduces itself.
From Time Magazine Archive
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Blumberg found the cause to be an ultramicroscopic viruslike particle.
From Time Magazine Archive
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Horse-sickness takes ten short days to develop after infection, and the organism is so tiny that it passes through the finest filter and is ultramicroscopic.
From Sketches of the East Africa Campaign by Robert Valentine Dolbey
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.