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
Derived 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.
The meandering routes and Mediterranean scenery of the Hills were a fresh source of amazement, giving rise to monumental depictions of Mulholland Drive and Nichols Canyon in a newly abstract style.
From Los Angeles Times • Jun. 12, 2026
"Modest in demeanour, yet monumental in achievement, Fergus never sought admiration, but earned it universally from team-mates, opponents, supporters and generations of young rugby players, who dreamed of following in his footsteps."
From BBC • Jun. 4, 2026
The facility in eastern China is the size of 18 football fields and houses several monumental new machines, including the so-called electromagnetic-compatibility lab—a huge room lined with spikes for minimizing interference when testing electronics.
From The Wall Street Journal • Jun. 2, 2026
This struck him as a monumental misuse of resources.
From Salon • Jun. 2, 2026
My father’s life story stands alongside such monumental works as The Diary of Anne Frank and others.
From "The Autobiography of Malcolm X" by Alex Malcolm X;Hailey
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.
