as in cryogenic
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Recent Examples of ultracold
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
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
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
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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No one was hurt in the incident, which occurred as the Starship spacecraft was standing alone on the test stand being filled with cryogenic propellants for an engine test-firing before being mounted on top of the rocket booster.—
Eric Lagatta,
USA Today,
10 Oct. 2025
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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
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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Use mulch, frost cloths, and windbreaks to shield plants from frost and freezing temperatures.—
William Jones,
USA Today,
21 Oct. 2025
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Sub-freezing temperatures as low as 25 degrees also are expected in western Colorado overnight Thursday into Friday, according to a freeze warning from the weather service.—
Lauren Penington,
Denver Post,
16 Oct. 2025
Adjective
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The Hornbein and Japanese Couloirs are defined by their steep, icy, and narrow conditions and the high risk of avalanches.—
Paulina Dedaj,
FOXNews.com,
18 Oct. 2025
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If life ever existed on Mars, traces of it might still be frozen beneath the planet's icy surface.—
Samantha Mathewson,
Space.com,
17 Oct. 2025
Adjective
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Take a break from basic vanilla and step into fall with a refreshing apple cold foam.—
Kylie Petty,
Better Homes & Gardens,
21 Oct. 2025
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Pumpkin spice beverages and apple cider are popular fall drinks that can be enjoyed warm or cold.—
Heidi Moawad,
Verywell Health,
21 Oct. 2025
Adjective
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Vandenberg generally supports launches to polar orbits, which are popular for Earth-observation missions.—
Mike Wall,
Space.com,
17 Oct. 2025
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The southern hemisphere has its own polar lights known as the southern lights, or aurora australis, which create their own dazzling display.—
Mary Walrath-Holdridge,
USA Today,
16 Oct. 2025
Adjective
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Back in the day, Lynchburg residents stopped by The Cavalier Store to pick up milk, bread, and other basics, and stay for a quick bite, usually a hot dog and an ice-cold beer.—
Abby Price,
Southern Living,
20 Oct. 2025
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The Dodgers had the bases loaded with two outs when ice-cold Andy Pages came to the plate.—
Nelson Espinal,
MSNBC Newsweek,
12 Oct. 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 26 Oct. 2025.
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