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
-
Just the pure joy of motion and music.—
Marcus Thompson II,
New York Times,
7 Jan. 2026
-
That verisimilitude functioned as a solvent, lending credibility and urgency to elements of the show that might otherwise register as pure cheese; the medical realism and sentimental flourishes were mutually reinforcing.—
Nicholas Quah,
Vulture,
6 Jan. 2026
Adjective
-
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
-
For stubborn buildup, use undiluted vinegar instead.—
Halee Miller Van Ryswyk,
Better Homes & Gardens,
18 Nov. 2025
Adjective
-
As acetone is recyclable and uncontaminated, the procedure permits full solvent recovery, promoting low-waste, environmentally friendly production.—
Jijo Malayil,
Interesting Engineering,
25 Oct. 2025
-
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
Adjective
-
The purification method the city is using for Phase One — called indirect potable reuse — softened that image somewhat by requiring the purified water to sit in a reservoir for months.—
David Garrick,
San Diego Union-Tribune,
26 Oct. 2025
-
Use bottled or purified water for drinking and brushing your teeth when traveling or camping.—
Brandi Jones,
Health,
5 Oct. 2025
Adjective
-
This was pure, unadulterated power.—
Dieter Kurtenbach,
Mercury News,
20 Oct. 2025
-
To be in this room full of pure, unadulterated fans, waiting so patiently for something as pure and unadulterated as a literary novel?—
Brittany Allen,
Literary Hub,
9 Oct. 2025
Adjective
-
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
-
The final chapter argues that Arab intellectuals considered India a source of knowledge untainted by Western supremacy.—
Foreign Affairs,
Foreign Affairs,
16 Dec. 2025
-
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
Adjective
-
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
-
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 9 Jan. 2026.
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