microscopic

adjective
mi·​cro·​scop·​ic | \ ˌmī-krə-ˈskä-pik How to pronounce microscopic (audio) \
variants: or less commonly microscopical \ ˌmī-​krə-​ˈskä-​pi-​kəl How to pronounce microscopic (audio) \

Definition of microscopic

1 : resembling a microscope especially in perception
2a : invisible or indistinguishable without the use of a microscope
b : very small or fine or precise
3 : of, relating to, or conducted with the microscope or microscopy

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Other Words from microscopic

microscopically \ ˌmī-​krə-​ˈskä-​pi-​k(ə-​)lē How to pronounce microscopic (audio) \ adverb

Examples of microscopic in a Sentence

At this point, the embryo is a microscopic clump of only 100 cells. There is a microscopic crack in the diamond. He has a microscopic attention span. He recorded every aspect of his trip in microscopic detail. a microscopic study of plant tissues
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Recent Examples on the Web Mosses which house many microscopic organisms, including the famous tardigrade, or water bear. Deboki Chakravarti, Scientific American, 13 Aug. 2021 New research by the University of Bristol details how different kinds of microscopic organisms survive on a previously unknown source of nutrients from ancient sediments. David Kindy, Smithsonian Magazine, 23 July 2021 That means that microscopic organisms from your poop, pee, and whatever else is in your toilet have a chance to spread out across your bathroom. Amy Marturana Winderl, SELF, 28 June 2021 Rotifers are microscopic freshwater-dwelling multicellular organisms. Wired, 27 June 2021 The microscopic organisms can use their blue glow as a defense mechanism to ward off predators, but that function doubles as a sight of amazement for humans who experience it. Patrick Connolly, orlandosentinel.com, 23 June 2021 The air at Ground Zero contained chemicals and microscopic particles that are toxic to brain cells and have been linked to higher risk of Alzheimer’s and other dementias. Patrick Hruby, Washington Post, 30 Aug. 2021 Wildfire smoke contains microscopic particles that lodge in the deepest part of the lungs, where the oxygen exchange between the lungs and the blood occurs. NBC News, 13 Aug. 2021 Silk Voice is a gluey mix of hyaluronic acid and microscopic particles of regenerated silkworm silk meant to restore that seal. Max G. Levy, Wired, 28 June 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'microscopic.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of microscopic

circa 1672, in the meaning defined at sense 1

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Time Traveler for microscopic

Time Traveler

The first known use of microscopic was circa 1672

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Dictionary Entries Near microscopic

microscope

microscopic

Microscopium

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Statistics for microscopic

Last Updated

15 Sep 2021

Cite this Entry

“Microscopic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/microscopic. Accessed 24 Sep. 2021.

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More Definitions for microscopic

microscopic

adjective

English Language Learners Definition of microscopic

: able to be seen only through a microscope : extremely small
: much smaller than what is usual, normal, or expected
: done with a microscope

microscopic

adjective
mi·​cro·​scop·​ic | \ ˌmī-krə-ˈskä-pik How to pronounce microscopic (audio) \

Kids Definition of microscopic

1 : of, relating to, or conducted with the microscope a microscopic examination
2 : so small as to be visible only through a microscope : very tiny a microscopic crack

Other Words from microscopic

microscopically \ -​pi-​kə-​lē \ adverb

microscopic

adjective
mi·​cro·​scop·​ic | \ ˌmī-krə-ˈskäp-ik How to pronounce microscopic (audio) \
variants: or microscopical \ -​i-​kəl How to pronounce microscopic (audio) \

Medical Definition of microscopic

1 : of, relating to, or conducted with the microscope or microscopy
2 : so small or fine as to be invisible or indistinguishable without the use of a microscope — compare macroscopic, submicroscopic, ultramicroscopic sense 1

Other Words from microscopic

microscopically \ -​i-​k(ə-​)lē How to pronounce microscopic (audio) \ adverb

More from Merriam-Webster on microscopic

Nglish: Translation of microscopic for Spanish Speakers

Britannica English: Translation of microscopic for Arabic Speakers

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