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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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
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Frost is likely for most places with temperatures in the low to mid 30s, and even some freezing temperatures up north.—
Joe Edwards,
MSNBC Newsweek,
7 Sep. 2025
Adjective
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From island flavors at the Caribbean Beach Resort to the splash zones of Typhoon Lagoon and the icy adventures at Blizzard Beach, there’s still plenty of time to soak up every last drop of the summer.—
Martie Bowser,
Miami Herald,
5 Sep. 2025
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From sweltering summer afternoons to rainy days and icy winters, there are plenty of times when heading outside just isn’t an option.—
Kelsey Monstrola,
USA Today,
5 Sep. 2025
Adjective
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The fair also will feature two stages of music, an entertainment dome, mouthwatering festival food and plenty of cold beer.—
Michael Deeds,
Idaho Statesman,
10 Sep. 2025
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In a study, the team describes how cooling a gas of radioactive atoms to temperatures colder than deep space could synchronize their radioactive decay.—
Neetika Walter,
Interesting Engineering,
9 Sep. 2025
Adjective
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The new 12-night journey will launch in the summer of 2027 aboard the company's ice-breaking Le Commandant Charcot ship and is purposely designed to meet demand for a shorter cruise that still celebrates polar exploration, Ponant shared with Travel + Leisure.—
Katie Nadworny,
Travel + Leisure,
9 Sep. 2025
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The melting of the vast polar ice sheets has become a byword for climate change; these giant frozen landscapes hold enough water to cause catastrophic sea level rise and are experiencing alarming changes as temperatures increase.—
Laura Paddison,
CNN Money,
9 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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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
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Austin, Texas, United States Head to a frozen arctic adventure in Austin, Texas at Zoocade, the first holographic zoo to open in the United States.—
Miriam Porter,
Forbes.com,
28 Aug. 2025
Cite this Entry
“Ultracold.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/ultracold. Accessed 14 Sep. 2025.
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