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Definitions

monstrous

[mon-struhs] / ˈmɒn strəs /
ADJECTIVE
unnatural, shocking
Synonyms
STRONGEST
atrocious dreadful egregious freakish frightful grotesque gruesome heinous hideous horrendous horrible horrifying inhuman intolerable obscene odious outrageous preposterous terrible vicious
WEAK
abnormal desperate devilish diabolical disgraceful evil fiendish flagitious foul hellish loathsome morbid ominous satanic scandalous teratoid uncanny unusual
Antonyms
STRONGEST
beautiful delightful glorious great inoffensive magnificent pleasant pleasing wonderful
WEAK
common expected little miniature natural ordinary small standard tiny
ADJECTIVE
very large
Synonyms
STRONGEST
colossal enormous gargantuan gigantic huge immense impressive magnificent mammoth massive monumental towering tremendous
WEAK
cracking elephantine fantastic giant grandiose great prodigious stupendous titanic vast whopping
Antonyms
STRONGEST
dwarfed insignificant little miniature miniscule minute small teeny tiny unimportant unimpressive
WEAK
average common expected natural ordinary standard

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.

These deficits have accumulated into a monstrous debt.

From Barron's • Apr. 3, 2026

We know we are not monsters, but we are equally sure that we have done monstrous things.

From Slate • Mar. 16, 2026

But that may have been the actor’s way of absolving himself of his monstrous off-screen behavior.

From The Wall Street Journal • Mar. 12, 2026

It made decent, dedicated officers and staff across the country furious that one of our own could commit such a monstrous crime.

From BBC • Mar. 3, 2026

Astride the foam-spattered animal rode a monstrous figure.

From "The Book of Three" by Lloyd Alexander

Vocabulary lists containing monstrous

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Metamorphosis

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Words from Shakespearean Insults

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