monumental

adjective

mon·​u·​men·​tal ˌmän-yə-ˈmen-tᵊl How to pronounce monumental (audio)
Synonyms of monumentalnext
1
: serving as or resembling a monument : massive
monumental sculptures
also : highly significant : outstanding
a monumental painting that stunned the American public
2
: of or relating to a monument
modern monumental architecture
3
: very great
a monumental misunderstanding
monumentality noun
monumentally adverb

Examples of monumental in a Sentence

It's more than a mistake; it's a case of monumental stupidity. the monumental complexity of the issue Repairing the damage will be a monumental task. The class was about modern monumental architecture.
Recent Examples on the Web
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.
Joyce Carol Oates’s monumental reimagining of Marilyn Monroe’s life remains one of the grittiest and most disturbing novels ever written about celebrity. Literary Hub, 15 Apr. 2026 In addition to a screening of the film, there were cocktails and a black-tie gala dinner—all held at Lincoln Center, the monumental performing arts center that’s served as the beautiful beating heart of Manhattan’s culture since it was erected in the 1950s. Elise Taylor, Vanity Fair, 15 Apr. 2026 Seeking the highest office in the state is a monumental opportunity and responsibility. Susan Ellenberg, Mercury News, 15 Apr. 2026 Despite that monumental decision, Intel's revenue still increased nearly $20 billion during Otellini's tenure as CEO. Chris Anderson, USA Today, 15 Apr. 2026 See All Example Sentences for monumental

Word History

First Known Use

1596, in the meaning defined at sense 1

Time Traveler
The first known use of monumental was in 1596

Browse Nearby Words

Cite this Entry

“Monumental.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/monumental. Accessed 18 Apr. 2026.

Kids Definition

monumental

adjective
mon·​u·​men·​tal ˌmän-yə-ˈment-ᵊl How to pronounce monumental (audio)
1
: of or relating to a monument
2
: serving as or resembling a monument : massive
also : highly significant : outstanding
3
: very great
monumental stupidity
monumentally adverb

More from Merriam-Webster on monumental

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster