ULTRACOLD Synonyms: 90 Similar and Opposite Words

ultracold

adjective

Definition of ultracold

as in cryogenic

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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

Adjective

Researchers from Helical Fusion and the National Institute for Fusion Science placed the test coil inside a specialized cryogenic chamber.

— Aman Tripathi, Interesting Engineering, 26 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

If freezing raw, shape them, freeze on a sheet pan until solid, then transfer to a bag; thaw in the fridge overnight and brown as directed.

— Maggie Meyer Glisan, Better Homes & Gardens, 27 Sep. 2026
On average, Boise won’t see highs in the freezing range until December rolls around.

— Hali Smith, Idaho Statesman, 24 Sep. 2026

Definition of freezing

Adjective

The dinner capped a long, but friendly, day of meetings and celebrations, as the world’s two most powerful leaders seek to settle trade differences while simultaneously thawing the icy relationship between the United States and China.

— Christian Datoc, The Washington Examiner, 25 Sep. 2026
Her icy-gray tresses were elegant yet effortless, but ask any woman who’s ever let her grays grow in — the process is anything but.

— Maggie Ryan, Flow Space, 25 Sep. 2026

Definition of icy

Adjective

Yes; there are spa treatments as well as a sauna, cold plunge, and hot tub circuit rooted in a traditional Ahousaht bathing ritual.

— Condé Nast, Condé Nast Traveler, 24 Sep. 2026
So much of the last season with Charlie [Hunnam] was Charlie [as Ed Gein] in a barn or in a cold house talking to himself.

— Jackie Strause, HollywoodReporter, 23 Sep. 2026

Definition of cold

Adjective

Ocean temperatures already are elevated because of a combination of the strengthening El Niño, weather patterns and long-term global warming, melting polar ice caps, pushing tide lines higher and providing extra energy to storms.

— Alex Wigglesworth, Los Angeles Times, 24 Sep. 2026
The new record, known as the Ice Sheet Mass Balance Inter-comparison Exercise (IMBIE), gives us the most complete look at polar ice loss over past decades.

— Chelsea Gohd, Space.com, 23 Sep. 2026

Definition of polar

Adjective

There’s always an ice-cold glass of white wine on the table too, alongside a gin and tonic with fresh rosemary from the garden.

— Elly Leavitt, Vogue, 22 Sep. 2026
Outside of a quick first-quarter touchdown pass from Nix to Evan Engram that briefly tied the game at 7-7, Denver went completely ice-cold, stringing together four straight punts before halftime.

— Alejandro Avila OutKick, FOXNews.com, 15 Sep. 2026

Definition of ice-cold

Adjective

Justin Sauers, the tower’s operator, opened a door in the cabin to greet Donnelly, releasing an arctic blast.

— Robert Sullivan, New Yorker, 17 Aug. 2026
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

Definition of arctic

Browse Nearby Words

ultraclean

ultracold

ultracompetent

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“Ultracold.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/ultracold. Accessed 29 Sep. 2026.

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Synonyms of ultracold

adjective

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