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
Rodrigo has yet to drop tour dates behind GSIL, which will follow her momentous Guts World Tour that wrapped in August 2025 (the double LP Live at Glastonbury showcased her incredible year touring the festival circuit).
—
Angie Martoccio, Rolling Stone, 17 Apr. 2026
Dech’s first month on the job has been momentous, seeing the opening of the Monon Corridor service and now the groundbreaking for the downtown Hammond station.
—Doug Ross, Chicago Tribune, 17 Apr. 2026
The trip had momentous political significance.
—Rebecca Mead, New Yorker, 17 Apr. 2026
The momentous task of turning around its moneymaker Gucci remains a key issue.
—Elsa Ohlen, CNBC, 16 Apr. 2026
See All Example Sentences for momentous
Angie Martoccio, Rolling Stone, 17 Apr. 2026
Dech’s first month on the job has been momentous, seeing the opening of the Monon Corridor service and now the groundbreaking for the downtown Hammond station.
—Doug Ross, Chicago Tribune, 17 Apr. 2026
The trip had momentous political significance.
—Rebecca Mead, New Yorker, 17 Apr. 2026
The momentous task of turning around its moneymaker Gucci remains a key issue.
—Elsa Ohlen, CNBC, 16 Apr. 2026
See All Example Sentences for momentous
Recent Examples of Synonyms for momentous
Adjective
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Cloudflare executives added that the company is hoping to avoid further major layoffs.—
Queenie Wong,
Los Angeles Times,
8 May 2026
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Even in the absence of major unemployment shocks, inequality will likely increase as returns to capital exponentially outstrip those to labor.—
Gideon Lewis-Kraus,
New Yorker,
7 May 2026
Adjective
-
Purrazzo stressed how important giving back to military veterans was to her in an interview with Fox News Digital earlier this week, especially as a military wife.—
Ryan Gaydos,
FOXNews.com,
8 May 2026
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But while the headline figure of peak speed is a head-turner, the more important goal is high sustained speed.—
Andrew Rice,
New York Times,
7 May 2026
Adjective
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BuzzFeed soon will make another round of significant cost cuts prior to Allen’s takeover, Peretti said in the statement.—
Meg James,
Los Angeles Times,
12 May 2026
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Those troops are still there, and significant mistrust remains a threat to peace.—
Sudarsan Raghavan,
New Yorker,
12 May 2026
Adjective
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Areas affected by historic buildings are mostly in the city’s urban core.—
David Garrick,
San Diego Union-Tribune,
9 May 2026
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The game started with a historic first quarter in which the home team scored 36 points, which marked the franchise’s highest-scoring first quarter since 2023, per the team.—
Fiifi Frimpong,
New York Daily News,
9 May 2026
Adjective
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The goal, Cogan’s first in over two years, set up a winner-takes-all third period and another remarkable moment from Poulin in the biggest PWHL game of her career.—
Hailey Salvian,
New York Times,
13 May 2026
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The bill, which was supported by nurses, teachers, construction workers and service employees in Connecticut, is one of the biggest victories for organized labor in the state in recent years.—
Andrew Brown,
Hartford Courant,
12 May 2026
Cite this Entry
“Momentous.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/momentous. Accessed 14 May. 2026.
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