microscopic
Americanadjective
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so small as to be invisible or indistinct without the use of the microscope.
microscopic organisms.
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very small; tiny.
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of, relating to, or involving a microscope.
microscopic investigation.
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very detailed; meticulous.
a microscopic view of society.
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suggestive of the precise use of the microscope; minute.
microscopic exactness.
adjective
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not large enough to be seen with the naked eye but visible under a microscope Compare macroscopic
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very small; minute
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of, concerned with, or using a microscope
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characterized by or done with great attention to detail
Other Word Forms
- microscopically adverb
- nonmicroscopic adjective
- nonmicroscopical adjective
- nonmicroscopically adverb
- unmicroscopic adjective
- unmicroscopically adverb
Etymology
Origin of microscopic
First recorded in 1670–80; microscope + -ic
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.
To visualize microscopic asbestos fibers in talcum powder, he brought a bale of hay into a courtroom and dropped a needle into the blades.
From The Wall Street Journal • Mar. 28, 2026
And as corny as that may seem, I implore you: If you have even one microscopic iota of curiosity, see this film.
From Salon • Mar. 21, 2026
Roberto Rosetti - the head of Uefa's referees - called the meeting after saying last month the game must not "go in this direction of microscopic VAR interventions".
From BBC • Mar. 19, 2026
The findings could help guide the development of advanced microscopic robots.
From Science Daily • Mar. 19, 2026
The fluid in the syringe is silver-gray, like fish scales, and as it flows into me through the needle, I imagine the microscopic technology chewing through my body, reading me and analyzing me.
From "Allegiant" by Veronica Roth
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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.