as in cryogenic
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Recent Examples of ultracold
Their experiments involved shooting photons through a cloud of ultracold rubidium atoms and measuring the resulting degree of atomic excitation.
—
Manon Bischoff, Scientific American, 30 Sep. 2024
Instead of looking to the sky, researchers are peering into clouds of ultracold atoms created in laboratories here on Earth.
—Matthew Smith, Ars Technica, 8 July 2023
But for now, shipment and long-term preservation still require ultracold temperatures, posing logistical challenges in some countries.
—Nicole Lurie, Foreign Affairs, 23 Dec. 2021
The number of ultracold atoms in the resulting Bose-Einstein condensate was measured and fed back to the player as a score.
—Ottó Elíasson, IEEE Spectrum, 22 Oct. 2019
See All Example Sentences for ultracold
Manon Bischoff, Scientific American, 30 Sep. 2024
Instead of looking to the sky, researchers are peering into clouds of ultracold atoms created in laboratories here on Earth.
—Matthew Smith, Ars Technica, 8 July 2023
But for now, shipment and long-term preservation still require ultracold temperatures, posing logistical challenges in some countries.
—Nicole Lurie, Foreign Affairs, 23 Dec. 2021
The number of ultracold atoms in the resulting Bose-Einstein condensate was measured and fed back to the player as a score.
—Ottó Elíasson, IEEE Spectrum, 22 Oct. 2019
See All Example Sentences for ultracold
Recent Examples of Synonyms for ultracold
Adjective
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Per the contract, Analytical Mechanics Associates, Boeing, Lockheed Martin, and Ball Aerospace received $600,000 to develop technologies for storing and transferring cryogenic propellants and concepts for cryogenic depots.—
Matthew S Williams,
Interesting Engineering,
25 Sep. 2025
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Among other things, research hardware aboard the Cygnus XL spacecraft will study the production of semiconductor crystals in microgravity and demonstrate a new way to keep cryogenic propellants properly conditioned during long-duration spaceflight.—
Scharon Harding,
ArsTechnica,
18 Sep. 2025
Adjective
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Drifting With the Ice In subzero temperatures, under the dark of polar night, nearly 100 people drifted on a piece of ice for close to a year.—
Yasemin Saplakoglu,
Quanta Magazine,
15 Sep. 2025
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In what’s been called a risky, daring, and heroic mission, a Royal New Zealand Air Force crew flew 2,400 miles in 20 hours in subzero temperatures and total polar darkness to evacuate three American scientists at the McMurdo research station in Antarctica on Aug. 5.—
George Petras,
USA Today,
9 Aug. 2025
Adjective
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Residents in the northeast are bracing for a drop in temperatures after the National Weather Service (NWS) issued multiple freeze warnings and frost advisories spanning from northern Pennsylvania to Maine, with sub-freezing temperatures possible for parts of New Hampshire and New York.—
Joe Edwards,
MSNBC Newsweek,
1 Oct. 2025
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Kentucky typically experiences its first freezing temperatures from mid-October to early November.—
Marina Johnson,
Louisville Courier Journal,
26 Sep. 2025
Adjective
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The icy landscape of the Arctic has transformed much faster than expected, as humans burn fossil fuels and heat the planet.—
Laura Paddison,
CNN Money,
3 Oct. 2025
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The probe, which launched in 1997, spent years studying Saturn's icy moons before it was deliberately plunged into Saturn in 2017, ending its mission.—
Eric Lagatta,
USA Today,
3 Oct. 2025
Adjective
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Warm water lifts grime better and helps deep clean better than cold.—
Ashlyn Needham,
Southern Living,
30 Sep. 2025
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Zinc perchlorate remains primarily in the liquid to control the ion movement and improve the battery’s freeze resistance for cold-weather performance.—
Mrigakshi Dixit,
Interesting Engineering,
30 Sep. 2025
Adjective
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The other two big names appear to represent the two polar extremes possible for each remaining young player.—
Alex Kirschenbaum,
MSNBC Newsweek,
28 Sep. 2025
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Insulated with a microfleece lining and a polar fleece exterior, these cozy slippers are the key to easing into your journey while still keeping your feet covered for the benefit of your neighbors.—
Merrell Readman,
Travel + Leisure,
27 Sep. 2025
Adjective
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Ready to pop open an ice-cold Slice Soda Shirley Temple?—
Kait Hanson,
Southern Living,
29 Sep. 2025
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The format features the interview taking place in an ice-cold bath, with more ice added as the individuals immerse themselves further in the tub.—
Matthew Couden,
MSNBC Newsweek,
24 Sep. 2025
Adjective
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Areas as far south as Florida may experience arctic weather as a result.—
Jade Jackson,
IndyStar,
25 Sep. 2025
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One of these is that the entire arctic region experiences six months of daylight and six months of darkness.—
Joe Rao,
Space.com,
19 Sep. 2025
Cite this Entry
“Ultracold.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/ultracold. Accessed 8 Oct. 2025.
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