as in pure
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Recent Examples of ultrapure
The pipe fitter at a pharmaceutical plant is installing the ultrapure water systems that drugmakers need to make medicine safe.
—
Sydney Lake, Fortune, 21 Apr. 2026
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
Sydney Lake, Fortune, 21 Apr. 2026
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
Recent Examples of Synonyms for ultrapure
Adjective
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The sun and moon appear almost the same size in our sky by pure coincidence.—
Jamie Carter,
Space.com,
10 May 2026
-
Bubble Up has a more natural taste than many of its competitors because it’s made with pure cane sugar and lemon and lime oils, rather than high-fructose corn syrup and artificial flavors, The Tasting Table reported.—
Teresa Mull,
FOXNews.com,
9 May 2026
Adjective
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To kill spores and remove stains caused by mold, mix one cup of undiluted chlorine bleach with one gallon of room temperature water.—
Mary Marlowe Leverette,
The Spruce,
25 Apr. 2026
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Things like abrasive cleaners, stiff scrub brushes, undiluted bleach, and strong acidic solutions can permanently scratch or dull the surface of acrylic and fiberglass tubs.—
Caroline Lubinsky,
Martha Stewart,
10 Apr. 2026
Adjective
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Lin collects uncontaminated plastics which include needle and medication caps, as well as plastic containers.—
Molly McCrea,
CBS News,
1 May 2026
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Because the urine passes through an uncontaminated system, the collected data is relatively precise and reliable.—
Maryna Holovnova,
New Atlas,
30 Mar. 2026
Adjective
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This will require recurring cost, however, making the recurring purchase of purified water for a filterless humidifier is just as suitable a solution.—
BestReviews,
Mercury News,
30 Apr. 2026
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It is first pulverized into a fine powder, then dried, purified, and treated at the surface to optimize its reactivity.—
Bojan Stojkovski,
Interesting Engineering,
26 Apr. 2026
Adjective
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In a state that can err on the side of over-development and endlessly trendy dining, Cedar Key offers something quieter, more authentic, and perhaps more compelling—dishes that hearken back to Old Florida, as pure and unadulterated as it was meant to be.—
Skye Sherman,
Southern Living,
1 May 2026
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Who knew duking it out at the top of the league could be such unadulterated torture?—
Amy Lawrence,
New York Times,
26 Apr. 2026
Adjective
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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
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Some are fortunate to have a source of clean water and pipes that ensure that water reaches residents' homes untainted.—
Karl Schneider,
IndyStar,
31 Mar. 2026
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Reich acknowledges there's no form of untainted money.—
Katia Riddle,
NPR,
30 Mar. 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 12 May. 2026.
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