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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SpaceX sought a similar cadence before Flight 10, but mishaps during Starship's upper stage testing for Ship 36 caused an explosion on the test stand during cryogenic fueling.—
Josh Dinner,
Space.com,
8 Sep. 2025
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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,
28 Aug. 2025
Adjective
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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
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Some places in Cincinnati and Northern Kentucky will get subzero wind chill temperatures and anyone who spends too much time outside may be at risk for frostnip, frostbite and hyperthermia.—
Jolene Almendarez,
The Enquirer,
2 July 2025
Adjective
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While adults die in cold weather, their eggs can survive freezing temperatures until the return of spring.—
Marina Johnson,
Louisville Courier Journal,
15 Sep. 2025
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The set comes with six lights that are built to withstand year-round weather conditions, including rain and freezing temperatures.—
Maggie Horton,
PEOPLE,
8 Sep. 2025
Adjective
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And these cars tend to be driven in fair weather, not on icy roads.—
Josh Max,
Forbes.com,
13 Sep. 2025
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Just last year, scientists announced the news that New Horizons found the Kuiper Belt—a vast outer zone of hundreds of thousands of small, icy worlds beyond the orbit of Neptune—might extend much farther out than previously thought.—
Stephen Clark,
ArsTechnica,
12 Sep. 2025
Adjective
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Charlie Kirk didn't deserve to be killed in cold blood.—
Newsweek Contributors,
MSNBC Newsweek,
17 Sep. 2025
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After all, who wants to wake up on a crisp winter morning to their feet on cold hardwood?—
Audrey Lee,
Architectural Digest,
16 Sep. 2025
Adjective
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Thursday's Dolphins-Bills matchup features two teams who have had polar opposite starts to the season.—
Tyler Everett,
MSNBC Newsweek,
16 Sep. 2025
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The alligators of Arctic Canada lay motionless in the swamps to wait out months of polar night, as dawn redwoods filtered the starlight.—
Peter Brannen,
Quanta Magazine,
15 Sep. 2025
Adjective
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Catch every punch and knockout on big screens while enjoying 24/7 tacos, smash burgers, ice-cold drinks, and slots for nonstop gaming action.—
Nasha Smith,
Forbes.com,
11 Sep. 2025
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Pass this newsletter to a friend — like handing them a bottle of ice-cold water during a marathon.—
Ronnie Li,
USA Today,
11 Sep. 2025
Adjective
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To date, his concert experience, MindTravel, has performed in over 100 cities around the world—from the deserts of the Middle East to the arctic tundra of Antarctica (the first piano concert of its kind on the continent).—
Anna Haines,
Forbes.com,
11 Sep. 2025
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An aurora provides individuals the opportunity to experience space weather, and many travel to arctic regions to observe it, the Space Weather Prediction Center said.—
Jenna Sundel,
MSNBC Newsweek,
2 Sep. 2025
Cite this Entry
“Ultracold.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/ultracold. Accessed 18 Sep. 2025.
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