as in microscopically
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Recent Examples of infinitesimally
Each loop is then placed in an infinitesimally tiny well in a microchip, which can have 25 million of those wells.
—
IEEE Spectrum, 2 Oct. 2025
These ultra-sensitive sensors can detect infinitesimally small traces of magnetic and gravitational signals from within the earth.
—Paul Smith-Goodson, Forbes.com, 18 Sep. 2025
IEEE Spectrum, 2 Oct. 2025
These ultra-sensitive sensors can detect infinitesimally small traces of magnetic and gravitational signals from within the earth.
—Paul Smith-Goodson, Forbes.com, 18 Sep. 2025
Recent Examples of Synonyms for infinitesimally
Adverb
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When looked at microscopically, there were patterns that suggested the possibility of life on Mars at one time.—
Richard Tribou,
The Orlando Sentinel,
30 Jan. 2026
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Corintis The simulation and optimization software developed by Corintis is used to design a network of microscopically small channels on cold plates.—
IEEE Spectrum,
IEEE Spectrum,
17 Nov. 2025
Adverb
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Every few seconds, the wolf almost imperceptibly shifts its head, as if scanning the horizon for predators or prey.—
Rob Stein,
NPR,
4 Mar. 2026
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Sunbeams through the windows illuminate floating dust motes—and, imperceptibly, microdroplets of mucus carrying the measles virus, expelled from an infected but asymptomatic child who is hopping and laughing among the others.—
Elizabeth Bruenig,
The Atlantic,
12 Feb. 2026
Adverb
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According to François Godard, a media and telecoms analyst at Enders Analysis, the $71B Disney-Fox deal from late last decade, which was waved through by the EU but examined minutely, sets the closest recent precedent for Hollywood M&A in the continent.—
Max Goldbart,
Deadline,
27 Feb. 2026
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Williams knows how to humanize this bare-bones vocabulary, minutely adjusting the voicing of a chord or caressing the last of a set of recurring motifs with a regretful ritardando.—
Alex Ross,
New Yorker,
26 Jan. 2026
Adverb
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While these might seem insignificantly small compared to the average density, gravitation causes the overdense regions to grow and attract matter into them over time, while the underdense regions similarly give up their matter to their more dense surroundings.—
Big Think,
Big Think,
3 Mar. 2026
Adverb
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Gas prices were down fractionally compared to Wednesday, but will likely catch up to the most recent spike in oil in the coming days.—
Francesca Chambers,
USA Today,
27 Mar. 2026
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The two Republicans lead other candidates only fractionally, according to results released Wednesday by UC Berkeley’s Institute of Governmental Studies and co-sponsored by The Times.—
James Rainey,
Los Angeles Times,
20 Mar. 2026
Cite this Entry
“Infinitesimally.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/infinitesimally. Accessed 6 Apr. 2026.
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