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Recent Examples of ultrafine
Physicochemical characteristics and health impacts of ultrafine particles emitted from small home appliances equipped with heating coils and brushed motors.
—
Daniella Gray, MSNBC Newsweek, 9 Dec. 2025
The smallest, what are called ultrafine particles, even slip through the alveolar capillary barrier itself, crossing into the bloodstream, and from there travel throughout the body, including to the heart, the brain, and the kidneys to initiate even more destruction and disease (see below).
—Bill Frist, Forbes.com, 18 Sep. 2025
When heated, these siloxanes vaporize and condense into ultrafine particles, which are then floating around in the immediate air and are readily inhaled.
—New Atlas, 23 Aug. 2025
The brothers proved innovative custodians, moving the company upmarket with an insistence on ultrafine materials and groundbreaking fabrications.
—Paul Croughton, Robb Report, 10 Aug. 2025
See All Example Sentences for ultrafine
Daniella Gray, MSNBC Newsweek, 9 Dec. 2025
The smallest, what are called ultrafine particles, even slip through the alveolar capillary barrier itself, crossing into the bloodstream, and from there travel throughout the body, including to the heart, the brain, and the kidneys to initiate even more destruction and disease (see below).
—Bill Frist, Forbes.com, 18 Sep. 2025
When heated, these siloxanes vaporize and condense into ultrafine particles, which are then floating around in the immediate air and are readily inhaled.
—New Atlas, 23 Aug. 2025
The brothers proved innovative custodians, moving the company upmarket with an insistence on ultrafine materials and groundbreaking fabrications.
—Paul Croughton, Robb Report, 10 Aug. 2025
See All Example Sentences for ultrafine
Recent Examples of Synonyms for ultrafine
superfine
Adjective
-
Combine the flour, superfine sugar and salt together in a large mixing bowl and set aside.—
Anna Grace Lee,
Vogue,
22 Dec. 2025
-
Add superfine sugar, 1 tablespoon at a time, beating well after each addition and stopping to scrape down sides of bowl once or twice, until smooth, thick and glossy, 3 to 5 minutes. 3.—
Sabrina Weiss,
PEOPLE,
19 Dec. 2025
Cite this Entry
“Ultrafine.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/ultrafine. Accessed 20 Mar. 2026.
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