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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The 3,479,500 copies in pure album sales for the first week set a record on Billboard’s sales chart, of course.—
Chris Willman,
Variety,
13 Oct. 2025
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When there's no thesis or insight, this series feels dangerously close to pure exploitation of a tragedy real people have endured.—
Kelly Lawler,
USA Today,
13 Oct. 2025
Adjective
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Spray undiluted vinegar directly on the grass taking care not to spray other plants.—
Mary Marlowe Leverette,
Southern Living,
28 Sep. 2025
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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
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
-
Use bottled or purified water for drinking and brushing your teeth when traveling or camping.—
Brandi Jones,
Health,
5 Oct. 2025
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The entire development integrates wellness at every level — from biophilic design elements to organic materials, purified air systems, and toxin-free materials.—
The Well Coconut Grove,
Miami Herald,
2 Oct. 2025
Adjective
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To help their audience develop their own personal relationship with fragrance through unadulterated exploration.—
Kayla Greaves,
Essence,
24 Sep. 2025
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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
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
-
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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These estimates also included assets untainted by any obvious exploitation of the Presidency, such as properties that Trump owned before entering office, or fees paid by resort customers who simply want to play golf or book a hotel room.—
David D. Kirkpatrick,
New Yorker,
11 Aug. 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 19 Oct. 2025.
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