as in pure
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Recent Examples of ultrapure
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
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 pure biodiesel isn’t typically used to fuel engines; instead, it’s added as a blend, mixed in with traditional diesel made from petroleum.—
Molly Duerig,
Miami Herald,
22 Sep. 2025
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While Bosa has an array of pass rush moves, at this point Williams is pure power and an edge setter and only beginning to refine his abilities as an edge rusher.—
Jerry McDonald,
Mercury News,
22 Sep. 2025
Adjective
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While here, guests will be able to enjoy traditional Japanese architecture and exceptional water quality that is completely undiluted with tap water.—
Kim Kay,
Travel + Leisure,
30 Aug. 2025
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Due to the potential risk to people who handle diquat in undiluted concentrations, the EPA requires certain workers to wear protective clothing, including respirators and protective eyewear.—
John Moritz,
Hartford Courant,
12 Aug. 2025
Adjective
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Your Sterile Drugs, Like Eye Drops, Could Become Dangerous Or Deadly The FDA helps ensure that sterile drugs are actually sterile — non-toxic and uncontaminated.—
Brian Castrucci,
Forbes.com,
5 May 2025
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The wealthy were generally able to afford higher quality, authentic, uncontaminated products.—
Lauren Leffer,
Popular Science,
1 May 2025
Adjective
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This vaporized the harmful metals in the red mud, and left behind a purified compound rich in aluminum.—
New Atlas,
New Atlas,
17 Sep. 2025
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Researchers demonstrated that the purified aluminum can return to the production cycle or be converted into durable ceramic tiles and bricks.—
Aamir Khollam,
Interesting Engineering,
16 Sep. 2025
Adjective
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Wrote, directed, and acted in Guffman holds the honor of being the point at which contemporaneous audiences first experienced a real, unadulterated Christopher Guest movie.—
Anne Victoria Clark,
Vulture,
12 Sep. 2025
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Sister Maria will have people leaving the cinema with a skip in their step — her unadulterated positive view of the world is absolutely infectious.—
Lily Ford,
HollywoodReporter,
28 Aug. 2025
Adjective
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Only unmixed household hazardous waste will be accepted.—
Joe Rassel,
The Orlando Sentinel,
2 Apr. 2025
-
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
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Blake Snell, Tyler Glasnow and Yoshinobu Yamamoto are lined up to start for the Dodgers – and will meet them in San Diego well-rested and untainted by the lackluster effort at Coors Field.—
Bill Plunkett,
Oc Register,
22 Aug. 2025
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Trading card valuations can offer a unique market assessment of fan interest and player marketability, untainted by the structural constraints that artificially suppress WNBA salaries.—
Lindsey Darvin,
Forbes.com,
24 July 2025
Adjective
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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
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This is not just good for farmers, but for the 1.8 million people who rely on unpolluted water from our three county reservoirs.—
Reader Commentary,
Baltimore Sun,
2 Apr. 2025
Cite this Entry
“Ultrapure.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/ultrapure. Accessed 29 Sep. 2025.
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