as in pure
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Recent Examples of ultrapure
Researchers first treated and sterilized thin sections of fossil using a mixture of ultrapure water and ethanol.
—
Andrew Paul, Popular Science, 6 Feb. 2025
Sapphire is also less sensitive to vibrations and is easier to obtain in ultrapure form than other mineral crystals, such as diamond.
—IEEE Spectrum, 24 June 2021
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
Making chips is one of the most complex industrial processes in the world, and specialized inputs such as high-precision machines and ultrapure chemicals are produced only in other countries and probably will be for years.
Nor will everything go smoothly.
—Geoff Colvin, Fortune, 8 Apr. 2024
Chips must be rinsed with ultrapure water during the manufacturing process, in addition to water being used to cool equipment, as in data centers.
—Michal Lev-Ram, Fortune, 29 Jan. 2024
Municipalities are also launching water recycling programs to relieve pressure on aquifers: New technologies can now turn very-much-not-consumable wastewater into ultrapure liquid for drinking or watering crops.
—Matt Simon, WIRED, 24 Jan. 2024
The instrument in a clearing on Newfoundland was quite simple: a glass cylinder, holding a little bit of ultrapure water, securely attached to the ground with wooden stakes.
—Matt Simon, WIRED, 18 Dec. 2023
Andrew Paul, Popular Science, 6 Feb. 2025
Sapphire is also less sensitive to vibrations and is easier to obtain in ultrapure form than other mineral crystals, such as diamond.
—IEEE Spectrum, 24 June 2021
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
Making chips is one of the most complex industrial processes in the world, and specialized inputs such as high-precision machines and ultrapure chemicals are produced only in other countries and probably will be for years.
Nor will everything go smoothly.
—Geoff Colvin, Fortune, 8 Apr. 2024
Chips must be rinsed with ultrapure water during the manufacturing process, in addition to water being used to cool equipment, as in data centers.
—Michal Lev-Ram, Fortune, 29 Jan. 2024
Municipalities are also launching water recycling programs to relieve pressure on aquifers: New technologies can now turn very-much-not-consumable wastewater into ultrapure liquid for drinking or watering crops.
—Matt Simon, WIRED, 24 Jan. 2024
The instrument in a clearing on Newfoundland was quite simple: a glass cylinder, holding a little bit of ultrapure water, securely attached to the ground with wooden stakes.
—Matt Simon, WIRED, 18 Dec. 2023
Recent Examples of Synonyms for ultrapure
Adjective
-
This remains pure conjecture, and an exaggeration of the role of symbiosis beyond what mainstream evolutionary theory would support; random mutation is still considered the main driver of speciation.—
Zoë Schlanger,
The Atlantic,
23 July 2025
-
Cam, 40, inhabits a space similar to Brandi Carlile, her appealing songs making their point in a pure, expressive voice.—
Melissa Ruggieri,
USA Today,
23 July 2025
Adjective
-
Spray undiluted vinegar directly on the grass taking care not to spray other plants.—
Mary Marlowe Leverette,
Southern Living,
15 June 2025
-
This was the first time in 35 years that Aberdeen had lifted the Scottish Cup, and for Dabbagh the victory was a moment of instant, undiluted joy.—
George Ramsay,
CNN Money,
5 June 2025
Adjective
-
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
-
The wealthy were generally able to afford higher quality, authentic, uncontaminated products.—
Lauren Leffer,
Popular Science,
1 May 2025
Adjective
-
The Buenos Aires duo combines trap, hip-hop, electronica, and a healthy dose of pure unadulterated chaos.—
Mars Salazar,
Austin American Statesman,
2 July 2025
-
The era of unadulterated chef worship was toxic and exhausting and erased the contributions of countless workers.—
Caroline Hatchett,
Robb Report,
19 June 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
-
She was alleged to have poisoned the meals of her guests while serving herself an untainted portion.—
Britt Clennett,
ABC News,
7 July 2025
-
One quick incision near the gills to bleed the fish will keep the meat fresh and untainted.—
Mike Raabe,
Outdoor Life,
2 July 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
Adjective
-
How long do uncut onions last? Uncut onions, including Spanish, white, and red onions, will last up to two months if stored in their preferred setting of 45ºF to 55ºF and away from potatoes.—
Stacey Lastoe,
Southern Living,
16 July 2025
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The majority of the film’s distribution took place in underground cinemas, as the British Board of Film Classification did not certify the film in its uncut form until 2011, and numerous other countries tried to either censor or ban it.—
Ryan Lattanzio,
IndieWire,
9 July 2025
Cite this Entry
“Ultrapure.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/ultrapure. Accessed 30 Jul. 2025.
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