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.
Making home-buying more affordable is a monumental task filled with potential pitfalls and unintended consequences.
From The Wall Street Journal ● Oct. 12, 2026
The Warning has been shaking the walls of L.A. theaters since the group first landed in the city eight years ago — but this year feels especially monumental for the sisters.
From Los Angeles Times ● Sep. 24, 2026
Plans for a Potomac crossing date to before the Civil War, and various monumental arches were proposed in Washington during the late 19th century.
From Salon ● Sep. 20, 2026
How the clash between money and safety created a monumental crisis for AI..
From MarketWatch ● Sep. 14, 2026
After a few minutes she let out a monumental sigh.
From "We'll Fly Away" by Bryan Bliss
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.
