as in boiling
having a notably high temperature
the air conditioning was broken, and it was sweltering in the office
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Recent Examples of sweltering
Ray Sanchez, CNN Money, 2 Nov. 2025
On a sweltering summer morning in 2023, eight months after I was sworn in as governor of Hawaii, disaster struck Maui.
—Josh Green, Time, 30 Oct. 2025
What follows is one wild, sweltering summer day and night in their East Village tenement, as the two scheme with a crew of eccentric neighbors to cover up a dead body.
—Christian Zilko, IndieWire, 23 Oct. 2025
Written by William Oldroyd (Eileen, Lady Macbeth), Dee Johnson (Fellow Travelers, The Good Wife) and Bill Dubuque, the psychological thriller is set in the sweltering heat of Atlanta, where Anna (Thompson) lives in haunting reclusivity, fading away from her friends and career as a news anchor.
—Denise Petski, Deadline, 15 Oct. 2025
See All Example Sentences for sweltering
Adjective
Farzam’s nonexistent fire department is listed online and in state records as being on North Imperial Avenue in El Centro, a sweltering desert community about 120 miles east of San Diego.
—Recent Examples of Synonyms for sweltering
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.—
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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.—
Verb
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When Liverpool and Arsenal last met, in late August, a scorching late Dominik Szoboszlai free kick saw the reigning champions strike an ominous early blow in the title race, jumping three points ahead of their London rivals.—
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As scorching sunshine gives way to dusk, enthusiastic attendees transition from waiting in clusters to jumping in anticipation of the pop-rock superstar’s appearance.—
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.—
Verb
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Salt dries into white rings, while melting snow can cause uneven water stains that stiffen leather, dull suede, and discolor fabric.—
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The mountain snowpack functions as nature’s water bank, gradually melting to feed rivers and reservoirs through the dry months.—
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.—
Verb
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This matching set of baking dishes includes a large size that's great for making desserts and casseroles, roasting vegetables, marinating meats, broiling fish, and more, and a smaller one for breading and prep work.—
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To cook oysters out of their shells, the CDC recommends boiling them for at least three minutes, frying them in oil for at least three minutes, broiling for three minutes or baking for 10 minutes.—
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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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.—
Cite this Entry
“Sweltering.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/sweltering. Accessed 13 Jan. 2026.
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