as in dispersion
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Recent Examples of dilation
Scientists discovered that the transformation is caused by subtle pressure changes inside the eye from long-term pupil dilation, which rearranges the spacing of collagen fibers.
—
Kaif Shaikh, Interesting Engineering, 17 Oct. 2025
Physical changes which happen during menopause that have to do with dilation or constriction of the blood vessels and impact body temperature are known as vasomotor symptoms.
—Helen Carefoot, Flow Space, 17 Oct. 2025
The receptors control constriction and dilation in the smooth muscle fibers in the walls of these blood vessels.
—Kristen Rogers, CNN Money, 12 Oct. 2025
SoberRide uses a combination of cameras, sensors, and machine-learning algorithms to detect signs of alcohol impairment in the driver—such as pupil dilation, bloodshot eyes, and the presence of ethanol used in alcoholic beverages—before allowing a vehicle to be put into drive.
—IEEE Spectrum, 22 Apr. 2025
See All Example Sentences for dilation
Kaif Shaikh, Interesting Engineering, 17 Oct. 2025
Physical changes which happen during menopause that have to do with dilation or constriction of the blood vessels and impact body temperature are known as vasomotor symptoms.
—Helen Carefoot, Flow Space, 17 Oct. 2025
The receptors control constriction and dilation in the smooth muscle fibers in the walls of these blood vessels.
—Kristen Rogers, CNN Money, 12 Oct. 2025
SoberRide uses a combination of cameras, sensors, and machine-learning algorithms to detect signs of alcohol impairment in the driver—such as pupil dilation, bloodshot eyes, and the presence of ethanol used in alcoholic beverages—before allowing a vehicle to be put into drive.
—IEEE Spectrum, 22 Apr. 2025
See All Example Sentences for dilation
Recent Examples of Synonyms for dilation
Noun
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For example, scientists working in SETI, the search for extraterrestrial intelligence, already factor in the consequences of electron dispersion in the interstellar medium between stars.—
Keith Cooper,
Space.com,
8 Mar. 2026
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With 503 individual stocks driving movement, internal dispersion has been significant.—
Frank Cappelleri,
CNBC,
4 Mar. 2026
Noun
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That transition preserves the system’s optical degrees of freedom while minimizing scattering or power loss.—
Aamir Khollam,
Interesting Engineering,
11 Mar. 2026
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In this longer and more structured form, what began as an intentional scattering of ashes becomes an elegiac letter home mediated by shipwreck.—
Los Angeles Times,
Los Angeles Times,
4 Mar. 2026
Cite this Entry
“Dilation.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/dilation. Accessed 15 Mar. 2026.
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