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
Thursday was a momentous day for the district, with teachers demonstrating at campuses, the district calling for a return to negotiations for union leaders and parents trying to determine whether to send their children to school as substitutes handled classroom duties.
—
Jennah Pendleton, Sacbee.com, 5 Mar. 2026
Looking back, 1996 was a momentous time for video games.
—Gieson Cacho, Mercury News, 27 Feb. 2026
Opponents are finding it too damn easy to get to the bucket and as a result, the offense faces momentous pressure down the stretch of these games because stops and takeaways aren't falling from the sky.
—Cedric Golden, Austin American Statesman, 26 Feb. 2026
Relegation being confirmed at the home of their bitter Steel City rivals United was a bitter pill to swallow for supporters who have dined out for decades on their own momentous derby win, known locally as the Boxing Day Massacre.
—Richard Sutcliffe, New York Times, 26 Feb. 2026
See All Example Sentences for momentous
Jennah Pendleton, Sacbee.com, 5 Mar. 2026
Looking back, 1996 was a momentous time for video games.
—Gieson Cacho, Mercury News, 27 Feb. 2026
Opponents are finding it too damn easy to get to the bucket and as a result, the offense faces momentous pressure down the stretch of these games because stops and takeaways aren't falling from the sky.
—Cedric Golden, Austin American Statesman, 26 Feb. 2026
Relegation being confirmed at the home of their bitter Steel City rivals United was a bitter pill to swallow for supporters who have dined out for decades on their own momentous derby win, known locally as the Boxing Day Massacre.
—Richard Sutcliffe, New York Times, 26 Feb. 2026
See All Example Sentences for momentous
Recent Examples of Synonyms for momentous
Adjective
-
Step Back Nation Media Group owns major newspapers across East Africa, including the Daily Nation, Business Daily, and The EastAfrican.—
Vivianne Wandera,
semafor.com,
13 Mar. 2026
-
Hundreds in the country, which hosts major Iran ally Hezbollah, have died under Israeli bombardments amid the war on Iran.—
Christopher Cann,
USA Today,
13 Mar. 2026
Adjective
-
The team found a major levoglucosan peak centered around 1128 CE, coinciding with a similar peak recorded from the Schwarzboden mire peat core, another important reservoir of atmospheric history sampled about 12 miles southeast of Weißseespitze.—
Nidhi Sharma,
Popular Science,
13 Mar. 2026
-
An important clue came in 2010, when another team at Yale published a study of how ketamine affected the brain cells of rats.—
Clayton Dalton,
New Yorker,
13 Mar. 2026
Adjective
-
That’s a significant detail, because many of them are agreeing to go on with suits.—
Los Angeles Times,
Los Angeles Times,
10 Mar. 2026
-
In an unusual show of support for someone convicted of such a significant crime, about 50 people attended Lauer’s sentencing hearing on Monday, including his sister, children, two rabbis and members of his religious congregation.—
Sharon Bernstein,
Sacbee.com,
10 Mar. 2026
Adjective
-
The Wizards carried a 10-game losing streak into Saturday and were four days removed from the historic ignominy of allowing 83 points to Miami’s Bam Adebayo.—
Zack Cox,
Boston Herald,
15 Mar. 2026
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The food and drink The restaurant, Café Montesol, pays homage to the hotel’s historic past life.—
Condé Nast,
Condé Nast Traveler,
14 Mar. 2026
Adjective
-
There are always big, burning science questions that often serve as the motivation for any new facility or observatory.—
Big Think,
Big Think,
11 Mar. 2026
-
Mike Singletary leads Texas Tech to the biggest rally in Big 12 tournament history, scoring all 29 of Texas Tech’s points during a second-half surge that pushed the Red Raiders to a 88-83 win against the Aggies.—
Assistant Sports Editor,
Los Angeles Times,
11 Mar. 2026
Cite this Entry
“Momentous.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/momentous. Accessed 16 Mar. 2026.
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