as in tiny
very small in size
a soft drink with only an infinitesimal amount of caffeine
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Recent Examples of infinitesimal
To tackle the challenge, the team employed advanced interferometry, a technique that merges laser light reflections from mirrors to detect infinitesimal distance changes.
—
Georgina Jedikovska, Interesting Engineering, 10 Oct. 2025
These infinitesimal particles can more directly target ailments, though their size makes creating therapies incredibly difficult.
—Rachyl Jones, semafor.com, 8 Oct. 2025
Performances are solid throughout, notably from Boulane, who turns up the gentlemanly charm by infinitesimal degrees.
—David Rooney, HollywoodReporter, 3 Oct. 2025
That brings us to now, this infinitesimal moment of geological history — one of the most out of control in the history of animal life.
—Peter Brannen, Quanta Magazine, 15 Sep. 2025
See All Example Sentences for infinitesimal
Georgina Jedikovska, Interesting Engineering, 10 Oct. 2025
These infinitesimal particles can more directly target ailments, though their size makes creating therapies incredibly difficult.
—Rachyl Jones, semafor.com, 8 Oct. 2025
Performances are solid throughout, notably from Boulane, who turns up the gentlemanly charm by infinitesimal degrees.
—David Rooney, HollywoodReporter, 3 Oct. 2025
That brings us to now, this infinitesimal moment of geological history — one of the most out of control in the history of animal life.
—Peter Brannen, Quanta Magazine, 15 Sep. 2025
See All Example Sentences for infinitesimal
Recent Examples of Synonyms for infinitesimal
Adjective
-
These tiny emitters resemble miniature ski jumps that launch beams of light into free space.—
Aamir Khollam,
Interesting Engineering,
12 Mar. 2026
-
Unlike crustaceans, insects developed a system of oxygen intake through tiny holes in their bodies.—
Andrew Coletti,
Popular Science,
12 Mar. 2026
Adjective
-
With no functional magnetosphere, Mars’ surface radiation is nearly as intense as in deep space, and the paper-thin atmosphere provides little protection from even minuscule meteorites.—
Big Think,
Big Think,
19 Feb. 2026
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Okawara sculpted Beyoncé's nails into a long almond shape with a neutral base color, then detailed each nail with its own minuscule design.—
Kara Nesvig,
Allure,
17 Feb. 2026
Adjective
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Such lasers could allow researchers to track chemical reactions in real time, detect microscopic defects in nanoelectronics, and study materials with much higher resolution than before.—
Neetika Walter,
Interesting Engineering,
12 Mar. 2026
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This allows it to get sucked right into all the microscopic crevices and pores of the surface, by the vacuum created by the seal.—
Ben Coxworth
March 11,
New Atlas,
11 Mar. 2026
Cite this Entry
“Infinitesimal.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/infinitesimal. Accessed 14 Mar. 2026.
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