as in major
having great meaning or lasting effect
a momentous occasion that will go down in the history books
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Recent Examples of momentous
Continuing a recent pattern of face-to-furniture collisions on the talk show, the 69-year-old's head made a momentous journey plummeting toward the program's storied table at the top of Tuesday's live broadcast, after panelist Joy Behar made a shocking joke about Sean Combs.
—
Joey Nolfi Published, EW.com, 3 June 2025
Earlier this month, Jackson was the only justice whose name appeared on the court’s momentous decision that allowed the Trump administration to revoke deportation and work protections for hundreds of thousands of Venezuelan immigrants.
—Jay Weaver, Miami Herald, 30 May 2025
The foursome chipped into a momentous worst-to-first reversal for the Tar Heels.
—Edward Lee, Baltimore Sun, 25 May 2025
While other noteworthy anniversaries of momentous events that have shaped the nation have often inspired documentaries and prime-time specials hosted by top news personalities, many TV news outlets are treating the Floyd anniversary with a more subdued tone.
—Greg Braxton, Los Angeles Times, 23 May 2025
See All Example Sentences for momentous
Joey Nolfi Published, EW.com, 3 June 2025
Earlier this month, Jackson was the only justice whose name appeared on the court’s momentous decision that allowed the Trump administration to revoke deportation and work protections for hundreds of thousands of Venezuelan immigrants.
—Jay Weaver, Miami Herald, 30 May 2025
The foursome chipped into a momentous worst-to-first reversal for the Tar Heels.
—Edward Lee, Baltimore Sun, 25 May 2025
While other noteworthy anniversaries of momentous events that have shaped the nation have often inspired documentaries and prime-time specials hosted by top news personalities, many TV news outlets are treating the Floyd anniversary with a more subdued tone.
—Greg Braxton, Los Angeles Times, 23 May 2025
See All Example Sentences for momentous
Recent Examples of Synonyms for momentous
Adjective
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Alcaraz has now beaten Sinner – who had won 20 straight major matches – five straight times.—
Adam Zagoria,
Forbes.com,
8 June 2025
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The arrival of humans was arguably another major and rapid evolutionary transition.—
Philip Ball,
Wired News,
8 June 2025
Adjective
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This is one of the most important services of their lives.—
Buddha Lo,
People.com,
13 June 2025
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But what’s even more important is how the couple got together in the first place.—
Alejandra Gularte,
Vulture,
13 June 2025
Adjective
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Values, Legacy, and Portfolio Alignment A significant shift across recent reports highlights how families are increasingly aligning their investments with their core values.—
Francois Botha,
Forbes.com,
15 June 2025
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In response, Iran fired hundreds of ballistic missiles and drones into Israel, causing multiple casualties and causing significant damage to an oil refinery and prominent science institute.—
Rebecca Rosman,
NPR,
15 June 2025
Adjective
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Bungalow courts form a wonderful part of what the historic preservation community calls naturally occurring affordable housing.—
Eric Duvall,
San Diego Union-Tribune,
17 June 2025
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The 650-square-foot boutique, opened in 2008 under the historic arcades of the Palais-Royal, will reopen on June 26 as Acne Paper Palais Royal, a venue for exhibitions, artist talks, magazine launches, book signings and other cultural events.—
Joelle Diderich,
Footwear News,
17 June 2025
Adjective
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The move proved fortuitous, as NBA franchise values have soared, with the biggest percentage gains at the bottom of the financial table, thanks to the league’s new 11-year, $77 billion TV contract.—
Kurt Badenhausen,
Sportico.com,
10 June 2025
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This is the biggest ever conference organized on the ocean.—
Vivienne Walt,
Time,
10 June 2025
Cite this Entry
“Momentous.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/momentous. Accessed 21 Jun. 2025.
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