as in boiling
having a notably high temperature
ultrahot by any standard, a bolt of lightning can attain a temperature of 50,000 degrees Fahrenheit
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Antonyms & Near Antonyms
Example Sentences
Recent Examples of Synonyms for ultrahot
Adjective
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Agrawal and her team studied ionic liquids — salts that are liquid at sub-boiling temperatures (below 212 degrees Fahrenheit, or 100 degrees Celsius) — as a potential hospitable environment for life.—
Stefanie Waldek, Space.com, 13 Aug. 2025
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One idea is that about a million years after the Big Bang, the universe cooled and underwent a phase transition, an event similar to how boiling water turns liquid into gas.—
Adjective
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Sophomore Golden Globes host Nikki Glaser, whose searing opening monologue had everyone from Leonardo DiCaprio to Julia Roberts taking jabs in stride.—
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For the ceremony, Lawrence wore a searing red gown designed by Raf Simons during his stint at the house of Dior.—
Adjective
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The layered neckline, with the bust peeking out from behind, imitates this season's hottest red carpet trend, the semi-visible bra.—
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The cameras were on and the mic was hot when Johnson rallied his team in the locker room following a 31-27 comeback victory.—
Adjective
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Please tell me the sequel could answer the most burning question of the ’00s: How could Austin not recognize Sam in that mask?—
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Cooper, 30, asked Hargitay one more burning question about the actors' on-screen alter egos: will Olivia and Elliot ever end up together?—
Adjective
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In Denton, Texas, the best new lattes are served piping hot out of a yellow food truck hidden behind a Shell station, the Dallas Observer recently reported.—
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Fast forward to 2025, and Korean skin care is piping hot.—
Adjective
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The last eruption, in 1988, buried the surrounding coral beds in molten rock.—
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Together, the solid ceramic and molten salt let the battery pair a highly reactive sodium‑metal anode with a cheap, rugged cathode mixture while still moving ions fast enough for practical power output.—
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“Ultrahot.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/ultrahot. Accessed 12 Jan. 2026.
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