as in pure
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Recent Examples of ultrapure
Over 60% of ultrapure water for semiconductor processes is purified with DuPont’s exchange resins.
—
Jeff Marks, CNBC, 15 Oct. 2025
Silicon Wafers The ultrapure silicon is made up of many crystals at different orientations.
—IEEE Spectrum, 22 Sep. 2025
Low-iron glass is made from ultrapure sand that is low in iron oxide.
—Aki Ishida, The Conversation, 10 Sep. 2025
Researchers first treated and sterilized thin sections of fossil using a mixture of ultrapure water and ethanol.
—Andrew Paul, Popular Science, 6 Feb. 2025
The famed Super-Kamiokande detector in Japan, which detected all of 12 neutrinos from a distant supernova in 1987, uses 50,000 metric tons of ultrapure water to catch a glimpse of the occasional neutrino interaction.
—Paul Sutter, Ars Technica, 11 June 2024
That process requires expensive tools, such as lithography machines, and ultrapure water filtration.
—Dylan Sloan, Fortune, 10 Apr. 2024
Jeff Marks, CNBC, 15 Oct. 2025
Silicon Wafers The ultrapure silicon is made up of many crystals at different orientations.
—IEEE Spectrum, 22 Sep. 2025
Low-iron glass is made from ultrapure sand that is low in iron oxide.
—Aki Ishida, The Conversation, 10 Sep. 2025
Researchers first treated and sterilized thin sections of fossil using a mixture of ultrapure water and ethanol.
—Andrew Paul, Popular Science, 6 Feb. 2025
The famed Super-Kamiokande detector in Japan, which detected all of 12 neutrinos from a distant supernova in 1987, uses 50,000 metric tons of ultrapure water to catch a glimpse of the occasional neutrino interaction.
—Paul Sutter, Ars Technica, 11 June 2024
That process requires expensive tools, such as lithography machines, and ultrapure water filtration.
—Dylan Sloan, Fortune, 10 Apr. 2024
Recent Examples of Synonyms for ultrapure
Adjective
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But from a pure wrestling standpoint, Styles-Nakamura.—
Brian Mazique,
Forbes.com,
25 Jan. 2026
-
Their expertise and pure joy for all the young talents growing and achieving through their guidance and support uplifts the enthusiastic energy of the teammates, their families and the entire ranch, according to the news release.—
News Release,
San Diego Union-Tribune,
24 Jan. 2026
Adjective
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Overfeeding Using an undiluted fertilizer too frequently or during an orchid's dormancy can harm your beloved plant.—
SJ McShane,
Martha Stewart,
19 Jan. 2026
-
Creative tension with old-school Republicans in the first term and then genuine fears about his own reelection following the trouncing the GOP got in 2018 produced a far more popular version of Trumpism than the current undiluted dose.—
Chris Stirewalt,
The Hill,
12 Dec. 2025
Adjective
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On select nights, follow dinner or drinks with a visit to the adjacent observatory and enjoy uncontaminated views of the galaxy.—
Laura Itzkowitz,
Travel + Leisure,
25 Jan. 2026
-
Always use pure, uncontaminated wood ash and test your soil pH before adding.—
Brandee Gruener,
Southern Living,
5 Jan. 2026
Adjective
-
When heated, the solvent releases the lithium into a purified stream and regenerates itself for reuse.—
Neetika Walter,
Interesting Engineering,
21 Jan. 2026
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The practice began after an unknown illness affected San Bartolomé’s livestock; smoke and fire, it was believed, purified and protected the animals for the coming year.—
Brendan Ruberry,
semafor.com,
21 Jan. 2026
Adjective
-
Coogan and Hays met in 2023 through their mutual friend, the extremely online health care start-up founder Will Manidis, and quickly bonded over their unadulterated love of capitalism.—
Julia Black,
Vanity Fair,
8 Jan. 2026
-
Actual, unadulterated cornmeal.—
Mary Shannon Wells,
Southern Living,
15 Dec. 2025
Adjective
-
Only unmixed household hazardous waste will be accepted.—
Joe Rassel,
The Orlando Sentinel,
2 Apr. 2025
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The seemingly unmixed demo made many social media users speculate whether the song was AI-generated before noted hip-hop commentator DJ Akademiks eventually played it — noticeably with some tweaks, like the omission of a line about P. Diddy and a different beat — on his livestream.—
Kyndall Cunningham,
Vox,
17 Mar. 2025
Adjective
-
Meanwhile, a transparent, independent and untainted investigation is not optional.—
Phil Morris The Minnesota Star Tribune,
Arkansas Online,
10 Jan. 2026
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Databases are reportedly being compiled to assess generals’ backgrounds, family ties, and legal exposure in an attempt to identify individuals relatively untainted and capable of commanding respect.—
Antonio María Delgado,
Miami Herald,
8 Jan. 2026
Adjective
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Rather, many environmental groups inside and outside Lebanon argue that addressing such issues is necessary to ensure the promotion of human rights in the region and equitable access to unpolluted farmland, water and forests.—
Josiane Yazbeck,
The Conversation,
22 Jan. 2026
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The island’s primitive campsites are a great way to enjoy the unpolluted dark skies in a serene atmosphere.—
Evie Carrick,
Travel + Leisure,
28 Apr. 2025
Cite this Entry
“Ultrapure.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/ultrapure. Accessed 29 Jan. 2026.
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