as in novel
not known or experienced before
this is an unprecedented request for the reference desk
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of unprecedented
There is no question that varying projections of timing and severity of job loss caused by AI make designing such a major job creation strategy an unprecedented challenge.
—
Gene Sperling,
Time,
1 July 2026
Success was neither swift nor guaranteed; the LHC faced serious resistance at CERN, with some member states reluctant to commit to a particle physics project of unprecedented scale and cost.
—
Florencia Canelli,
Scientific American,
1 July 2026
The memory industry is in the midst of an unprecedented boom.
—
Trefis Team,
Forbes.com,
1 July 2026
Xi, now serving an unprecedented third term as president, also used the speech to bolster confidence in long-term national goals.
—
Evelyn Cheng,
CNBC,
1 July 2026
See All Example Sentences for unprecedented
Gene Sperling,
Time,
1 July 2026
Success was neither swift nor guaranteed; the LHC faced serious resistance at CERN, with some member states reluctant to commit to a particle physics project of unprecedented scale and cost.
—
Florencia Canelli,
Scientific American,
1 July 2026
The memory industry is in the midst of an unprecedented boom.
—
Trefis Team,
Forbes.com,
1 July 2026
Xi, now serving an unprecedented third term as president, also used the speech to bolster confidence in long-term national goals.
—
Evelyn Cheng,
CNBC,
1 July 2026
See All Example Sentences for unprecedented
Recent Examples of Synonyms for unprecedented
Adjective
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And in a novel twist, there will be a ball drop in New York City’s Times Square at midnight to usher in the July Fourth holiday with much the same revelry that is typically reserved for New Year’s Eve.
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Fast, generalized defenses reduce exposure early, while slower, specialized mechanisms deliver precision when the threat is novel, persistent or evasive.
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.
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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In their quest for the best produce, the trio searched around each location for the best butchers and bakeries to acquire fresh meat and bread each day.
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Rework the line, reschedule the plan, or return to an old idea with fresher eyes.
Adjective
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This spring, at the end of our 58th season, 60 Minutes grew rapidly with an unheard-of 9% jump in viewers on CBS.
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This effort ultimately translated to a virtually unheard-of customer acquisition cost of less than one-half of one cent per new user.
Adjective
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All that to say, a glass of rye whiskey, one of the oldest drinks in America and the original base of many of our earliest cocktails like Manhattans and Old Fashioneds, is an easy way to honor the scrappy American spirit.
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Here, the material can be charged earlier by light or another energy source, stored in the dark, and then used later to power a chemical reaction after the original energy input has been expended.
Cite this Entry
“Unprecedented.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unprecedented. Accessed 5 Jul. 2026.
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