monumental
Americanadjective
-
like a monument, esp in large size, endurance, or importance
a monumental work of art
-
of, relating to, or being a monument
-
informal (intensifier)
monumental stupidity
Other Word Forms
Etymology
Origin of monumental
From the Late Latin word monumentālis, dating back to 1595–1605. See monument, -al 1
Explanation
Whether it's a monumental effort requiring vast amounts of strength or a monumental cruise ship with eleven floors and five sets of elevators, the word monumental describes something imposing or massive in size. Monumental can also refer to something that's of outstanding importance or significance. A monumental decision for you would be one that changes your life — like the day you got engaged or when you decided to move to New York to be an actor. The word monumental can also be used if you're talking about a monument, a statue or structure commemorating a person or event. You might admire the monumental stonework on the statue in the town square.
Vocabulary lists containing monumental
The Maze Runner
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Stargirl
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Living Large: Synonyms for "Big"
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Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
He most recently led the state attorneys’ case against concert promoter and ticketing firm Live Nation, resulting in a monumental win for the states, including California.
From Los Angeles Times • May 26, 2026
The two have been massive and monumental in delivering Arsenal their first title in 22 years and Gabriel chips in with goals and assists from set-pieces too.
From BBC • May 24, 2026
If you’ve watched the final episodes of “The Late Show with Stephen Colbert,” you won’t have missed the sense that something monumental is ending.
From Salon • May 19, 2026
The over 600 prints on display constitute one of just two complete sets of Sander’s monumental project in the U.S., and this is the only time they have all been shown at once.
From The Wall Street Journal • May 16, 2026
They did, however, find monumental pillared structures decorated with spectacular engravings.
From "Sapiens: A Brief History of Humankind" by Yuval Noah Harari
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
