as in pure
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Recent Examples of ultrapure
Manufacturers create fiber optic silicon dioxide, called silica, by chemically reacting gases that contain silicon with oxygen, leading to an ultrapure glass.
—
John Ballato, The Conversation, 24 Mar. 2026
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
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
John Ballato, The Conversation, 24 Mar. 2026
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
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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Their relationship starts as pure rivalry, shifts into a friends-with-benefits arrangement and eventually evolves into a full romantic relationship across the six-episode first season.—
Hanna Wickes,
Charlotte Observer,
28 Mar. 2026
-
But Honeywell is inching up, as people anticipate receiving shares of a pure-play aerospace company and an automation and security company.—
Kevin Stankiewicz,
CNBC,
27 Mar. 2026
Adjective
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Never use ammonia, bleach, undiluted vinegar or other harsh cleaners.—
Dan Simms,
USA Today,
23 Mar. 2026
-
All were ex-bourbon casks, as is the case with the regular 10-year old, but some were filled with undiluted new make spirit instead of being proofed down to 63.5 percent ABV before filling.—
Jonah Flicker,
Robb Report,
1 Mar. 2026
Adjective
-
Always use pure, uncontaminated wood ash and test your soil pH before adding.—
Brandee Gruener,
Southern Living,
4 Feb. 2026
-
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
Adjective
-
For example, the market demand for purified chitin is small right now, as it is used in niche applications, such as wound dressings and water filtration.—
J. Carson Meredith,
The Conversation,
17 Mar. 2026
-
There are no single-use plastics—glass water bottles are filled with purified well water and all the amenities are crafted from sustainable materials in partnership with South African artisans and eco-conscious businesses.—
Condé Nast,
Condé Nast Traveler,
9 Mar. 2026
Adjective
-
For the same price, the MacBook Neo comes with an unadulterated version of Apple’s desktop OS.—
PC Magazine,
PC Magazine,
20 Mar. 2026
-
The women of Tokyo Joshi Pro Wrestling, making their first-ever stop in Austin during the South by Southwest Conference and Festival, displayed charisma, athleticism and unadulterated joy, putting on an unforgettable show.—
Caleb Yum,
Austin American Statesman,
19 Mar. 2026
Adjective
-
Baking the cake unmixed creates a deliciously gooey cake that is crumbly and buttery on top.—
Melinda Salchert,
Southern Living,
3 Oct. 2025
-
Only unmixed household hazardous waste will be accepted.—
Joe Rassel,
The Orlando Sentinel,
2 Apr. 2025
Adjective
-
The characters, as shot by cinematographer Cedric Cheung-Lau, organically occupy these spaces, like the jungle or sea caves, which often feel otherworldly in their untainted beauty.—
Carlos Aguilar,
IndieWire,
20 Mar. 2026
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The judge instead asked for more evidence that the money was untainted.—
Blake Nelson,
San Diego Union-Tribune,
25 Feb. 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 1 Apr. 2026.
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