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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

No one could’ve imagined that Chávez could’ve possibly done things so monstrous, but maybe we shouldn’t have built him up so much while he was alive and after his death in the first place.

From Los Angeles Times • Mar. 24, 2026

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

From Slate • Mar. 16, 2026

"I am outraged that this monstrous ballroom was designed and the construction of the original without any approval," another said.

From BBC • Mar. 5, 2026

“I can be your monstrous partner in crime!”

From "A Monster of a Mystery (The Hardy Boys: Secret Files, #5)" by Franklin W. Dixon

Vocabulary lists containing monstrous

"The Crucible" -- Vocabulary from all 4 Acts

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Metamorphosis

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Words from Shakespearean Insults

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