ultracold

adjective

Definition of ultracoldnext
as in cryogenic

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Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of ultracold There, the trio tinkered with ultracold electronics to show that unruly quantum effects could be made macroscopic and controlled. — Dan Garisto, Scientific American, 7 Oct. 2025 The biggest challenge is that the property was observed at ultracold temperatures of about 60 kelvins (-351 °F/-213 °C). — Abhimanyu Ghoshal, New Atlas, 13 June 2025 Its infrared sensors, its ultracold location in space, and its sunshield — which blocks the light of the sun, moon and Earth — are uniquely suited to resolve the first galaxies and their stars. — Rebecca Boyle, Quanta Magazine, 9 Oct. 2024 The number of ultracold atoms in the resulting Bose-Einstein condensate was measured and fed back to the player as a score. — IEEE Spectrum, 22 Oct. 2019 See All Example Sentences for ultracold
Recent Examples of Synonyms for ultracold
  1. cryogenic
  2. subzero
  3. freezing
  4. icy
  5. cold
  6. polar
  7. ice-cold
  8. arctic
Adjective
  • Engineers had to solve combustion instability, turbopump problems, structural loads, and the challenges of handling cryogenic propellants at unprecedented scale.
    — Kaif Shaikh, Interesting Engineering, 12 Aug. 2026
  • The case arose after a patient entered a fertility clinic’s cryogenic storage area and dropped a container holding frozen embryos.
    — Risa Cromer, The Conversation, 17 July 2026
Definition of cryogenic
Adjective
  • Drawing on his time doing drag in Toronto, Shatford paid homage to the dedication needed to dress up in subzero temperatures.
    — Violet Goldstone, Footwear News, 5 June 2026
  • As the episode makes clear, fishing this far north comes with brutal conditions, including shallow waters, towering waves and subzero temperatures.
    — Deirdre Durkan, PEOPLE, 7 May 2026
Definition of subzero
Adjective
  • Elective egg freezing was considered experimental until about 2013, when freezing techniques improved.
    — Jen Christensen, CNN Money, 11 Aug. 2026
  • Some of them walked down a long path outside, and lowered themselves gingerly into the freezing waters of the fjord.
    — The New Yorker, New Yorker, 7 Aug. 2026
Definition of freezing
Adjective
  • Perseid shooting stars appear as Earth enters the debris trail cast off by the icy comet 109P/Swift-Tuttle.
    — Anthony Wood, Space.com, 13 Aug. 2026
  • The Arctic, often seen as merely a remote, icy landscape, actually plays a central role in regulating the planet’s climate.
    — Daniel Peck, ABC News, 11 Aug. 2026
Definition of icy
Adjective
  • Health benefits Peppermint oil is widely used as pain relief, digestive aid and cold relief.
    — BestReviews, Chicago Tribune, 13 Aug. 2026
  • Eldridge’s home run, a solo shot, was the latest exhibition of his game-changing power, an opposite-field, 423-foot blast that cleared the left-center field fence on a cold San Francisco (50-70) night with feet to spare.
    — Justice delos Santos, Mercury News, 12 Aug. 2026
Definition of cold
Adjective
  • Swiftly setting up launch sites allows military planners to confuse potential enemies, exploit unpredictable launch azimuths and trajectories for defense, complicate hostile tracking, and gain access to polar or high-inclination orbits.
    — David Szondy August 15, New Atlas, 15 Aug. 2026
  • But governments are also aware that as ice melts in the coming decades, transit seasons could extend and additional routes can open up, such as a potential trans-polar route that avoids Russian coastlines altogether.
    — Simone McCarthy, CNN Money, 14 Aug. 2026
Definition of polar
Adjective
  • The top of the seventh began more promisingly for the suddenly ice-cold Boston bats, as second baseman Anthony Seigler and catcher Connor Wong opened with back-to-back singles off reliever Simeon Woods Richardson.
    — Gabrielle Starr, Boston Herald, 11 Aug. 2026
  • And Aparna Nancherla warms up the ice-cold cast of characters as Matt and Jake’s sympathetic but powerless buddy in HR.
    — Judy Berman, Time, 11 Aug. 2026
Definition of ice-cold
Adjective
  • His firm has been tracking worldwide advertising content for years, and it's seen a 30% to 40% increase in ad spend targeting warmer regions with arctic imagery.
    — Christopher Elliott, USA Today, 7 Aug. 2026
  • The lander, which touched down in the arctic plains of Mars known as Vastitas Borealis in May 2008, was designed to seek water ice below the surface and hunt organic molecules.
    — Tariq Malik, Space.com, 4 Aug. 2026
Definition of arctic

Browse Nearby Words

ultraclean
ultracold
ultracompetent
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Cite this Entry

“Ultracold.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/ultracold. Accessed 18 Aug. 2026.

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