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

Only the director is clearly visible, with co-director Szor serving as cinematographer along with an unnamed camera crew, capturing 24 difficult conversations in front of nighttime cityscapes that have the icy feel of a Michael Mann movie.

— Jordan Mintzer, HollywoodReporter, 10 Sep. 2026
The temperature might be warmer for the rematch but the reception might be just as icy.

— Elliott Teaford, Oc Register, 8 Sep. 2026

Definition of icy

Adjective

By then the glacier would have received a fresh coating of snow, the sea temperature would be falling again and the residents of Svalbard would be readying themselves for the long polar night.

— Holden Frith, TheWeek, 4 Sep. 2026
In 2016, Moncler Grenoble’s fall New York Fashion Week presentation at Lincoln Center was staged in polar-vortex conditions, transforming the frozen plaza into a live performance stage with 80 performers marching in step.

— Luisa Zargani, Footwear News, 3 Sep. 2026

Definition of polar

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 15 Sep. 2026.

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Synonyms of ultracold

adjective

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