microscopic
adjective
mi·cro·scop·ic
ˌmī-krə-ˈskä-pik 
variants
or less commonly microscopical
1
: resembling a microscope especially in perception
2
a
: 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
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
Recent Examples on the Web
These may include the virus persisting in parts of the body, long-lasting disruption of the immune system, clotting in microscopic blood vessels, or changes to the bacteria and viruses that naturally inhabit our bodies.
—
Farah Aziz Annesha, The Mercury News, 16 Feb. 2025
But Parallel Health, an emerging biotech powerhouse, is betting on a different microscopic universe: the human microbiome.
—WWD, 14 Feb. 2025
This is the problem with the slew of research finding microscopic shards of plastic in our arteries, kidneys and livers, the findings that our oceans, food, soil and air are teeming with tiny bits of Tupperware.
—Megha Satyanarayana, Scientific American, 14 Feb. 2025
For decades, every new season, every new episode, and every new sketch has been the subject of microscopic scrutiny, including fans obsessively counting the seconds each cast member appears onscreen.
—Andy Hoglund, Vulture, 13 Feb. 2025
See All Example Sentences for microscopic
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Farah Aziz Annesha, The Mercury News, 16 Feb. 2025
But Parallel Health, an emerging biotech powerhouse, is betting on a different microscopic universe: the human microbiome.
—WWD, 14 Feb. 2025
This is the problem with the slew of research finding microscopic shards of plastic in our arteries, kidneys and livers, the findings that our oceans, food, soil and air are teeming with tiny bits of Tupperware.
—Megha Satyanarayana, Scientific American, 14 Feb. 2025
For decades, every new season, every new episode, and every new sketch has been the subject of microscopic scrutiny, including fans obsessively counting the seconds each cast member appears onscreen.
—Andy Hoglund, Vulture, 13 Feb. 2025
See All Example Sentences for microscopic
Cite this Entry
“Microscopic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/microscopic. Accessed 3 Mar. 2025.
Copy CitationKids Definition
microscopic
adjective
mi·cro·scop·ic
ˌmī-krə-ˈskäp-ik
variants
also microscopical
1
: of, relating to, or conducted with the microscope or microscopy
a microscopic examination
2
: resembling a microscope : able to see very tiny objects
some insects have microscopic vision
3
: able to be seen only through a microscope : very small
a microscopic plant
Medical Definition
microscopic
adjective
mi·cro·scop·ic
ˌmī-krə-ˈskäp-ik
variants
or microscopical
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
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