as in major
having great meaning or lasting effect
a momentous occasion that will go down in the history books
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
Example Sentences
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Recent Examples of momentous
On Wednesday evening, the iconic country music radio show will bring together dozens of its regular performers and many Grand Ole Opry members to celebrate the momentous year through song, live from the Grand Ole Opry House in Nashville.
—
Audrey Gibbs, The Tennessean, 3 July 2025
For the second year in a row, the 4th of July played host to a momentous musical release; coincidentally, the consecutive drops have come from the two guys who had the biggest rap beef of all time last year, Drake and Kendrick Lamar.
—Armon Sadler, VIBE.com, 7 July 2025
Always this sense of momentous occasion for a challenge with diminishing returns and our perpetual disappointment?
—Chris Feil, Vulture, 4 July 2025
The Eras Tour is receiving a different momentous honor, but the timing is just too perfect.
—Bryan West, The Tennessean, 2 July 2025
See All Example Sentences for momentous
Audrey Gibbs, The Tennessean, 3 July 2025
For the second year in a row, the 4th of July played host to a momentous musical release; coincidentally, the consecutive drops have come from the two guys who had the biggest rap beef of all time last year, Drake and Kendrick Lamar.
—Armon Sadler, VIBE.com, 7 July 2025
Always this sense of momentous occasion for a challenge with diminishing returns and our perpetual disappointment?
—Chris Feil, Vulture, 4 July 2025
The Eras Tour is receiving a different momentous honor, but the timing is just too perfect.
—Bryan West, The Tennessean, 2 July 2025
See All Example Sentences for momentous
Recent Examples of Synonyms for momentous
Adjective
-
In 1947: President Harry S. Truman signed the National Security Act 1947, a major piece of legislation that restructured many of the country’s military and intelligence institutions.—
AZCentral.com,
AZCentral.com,
27 July 2025
-
That announcement largely cleared the field of major potential challengers to Rogers.—
Paul Egan,
Freep.com,
27 July 2025
Adjective
-
Another important preventative measure athletes can take is preparing for life after sport.—
Brook Choulet,
Forbes.com,
16 July 2025
-
On the flip-side, the World Health Organization cites traffic noise such as road, rail and air traffic as the second most important cause of ill health in western Europe behind air pollution.—
Daisy Jones,
Vogue,
15 July 2025
Adjective
-
Helen Cornelius' success as a performer, songwriter Famously, Cornelius, born Helen Lorene Johnson on December 6, 1941, achieved significant stardom at 33.—
Marcus K. Dowling,
The Tennessean,
22 July 2025
-
Though cars remain a significant part of the area’s economy, the region has been steadily diversifying its economic landscape over the past several years.—
William Jones,
Freep.com,
22 July 2025
Adjective
-
The city of Miami wants to give the historic Olympia Theater to a public charter school known as SLAM, which stands for Sports Leadership Arts Management.—
Carl David Goette-Luciak,
Miami Herald,
23 July 2025
-
At least 135 people were killed in Texas during the historic July 4 flooding, more than 100 of them in Kerr County where children’s camps and RV parks sat on the banks of the Guadalupe.—
Shimon Prokupecz,
CNN Money,
23 July 2025
Adjective
-
For their spring 2025 collections, high-end houses (like Chloé and Tory Burch) and high-street brands (like Sam Edelman and Steve Madden) got in on the fun, too, cementing PVC as one of summer’s biggest sandal trends.—
Jake Henry Smith,
Glamour,
15 July 2025
-
Beyond that is the main event: the big blue sea, which is making great crunching sounds as the waves stretch and yawn.—
Daisy Jones,
Vogue,
15 July 2025
Cite this Entry
“Momentous.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/momentous. Accessed 30 Jul. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share