as in unprecedented
not known or experienced before
houses selling at unheard-of prices
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Example Sentences
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Recent Examples of unheard-of
In an age where most electrics are looking towards the future with unheard-of modern tech on board, the C6 sports a WWII-era girder-style front fork and a monoshock with an internal floating piston at the rear.
—
New Atlas,
15 Apr. 2026
Doing groundbreaking, unheard-of things is becoming par for the course for Anthony.
—
Gabrielle Starr,
Boston Herald,
26 Mar. 2026
Of the seven Spartans who saw the court, four played the full 40 minutes — an unheard-of stat in this day and age.
—
Shaun Goodwin,
Idaho Statesman,
21 Feb. 2026
While investors may balk at the thought of holding bonds from fiscal basket cases like Chicago or the state of Illinois, Jones says actual defaults are almost unheard-of, since government entities don’t go out of business.
—
Jeff John Roberts,
Fortune,
29 Jan. 2026
See All Example Sentences for unheard-of
New Atlas,
15 Apr. 2026
Doing groundbreaking, unheard-of things is becoming par for the course for Anthony.
—
Gabrielle Starr,
Boston Herald,
26 Mar. 2026
Of the seven Spartans who saw the court, four played the full 40 minutes — an unheard-of stat in this day and age.
—
Shaun Goodwin,
Idaho Statesman,
21 Feb. 2026
While investors may balk at the thought of holding bonds from fiscal basket cases like Chicago or the state of Illinois, Jones says actual defaults are almost unheard-of, since government entities don’t go out of business.
—
Jeff John Roberts,
Fortune,
29 Jan. 2026
See All Example Sentences for unheard-of
Recent Examples of Synonyms for unheard-of
Adjective
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The planet’s oceans are at unprecedented temperatures for this time of year, breaking the all-time June record, according to new data, with alarming implications for global weather and marine life.
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The Qatari plane's transfer to the United States marked an unprecedented $400 million donation from a foreign country, with the aircraft later requiring extensive additional work to meet security and technical standards to become Air Force One.
Adjective
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Last month, many of those companies gathered alongside military officials to address what was clearly an urgent problem requiring novel solutions.
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Preserving a robust problem-solving culture, through methods like case debates and mentorship, is vital to build human expertise AI cannot replicate, preventing a future where organizations lack the ability to tackle novel problems.
Adjective
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Informal Beyblade battles are popping up in strangest of places, with players huddling in parks, gyms and shopping malls.
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The falseness of the medium, though, jibed with the falseness of most attempts, throughout American history, to make sense of this enormous, strange man.
Adjective
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Staff weathering the storm The Cubs are more than halfway through the season and playing around a 90-win pace, yet their clubhouse often looks like a scene out of spring training, with new names, unfamiliar faces, and players coming and going.
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Fredericson urges new ruckers to warm up before each session, hydrate well and tell someone the route when heading into unfamiliar areas.
Adjective
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Mask ban for law enforcement officers, criminal records sealing and tenant protections are among a host of new measures taking effect.
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In the videos, women share their transformations in which their post-divorce selves are often fitter, with clearer skin and a new wardrobe.
Cite this Entry
“Unheard-of.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unheard-of. Accessed 3 Jul. 2026.
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