Synonyms of monumental

monumental

adjective

ˌmän-yə-ˈmen-tᵊl 

1

as in magnificent

large and impressive in size, grandeur, extent, or conception

a monumental misunderstanding that had far-reaching consequences

Synonyms & Similar Words

• magnificent
• epic
• glorious
• imposing
• massive
• majestic
• grand
• proud
• colossal
• royal
• impressive
• imperial
• heroic
• regal
• wonderful
• tremendous
• splendid
• grandiose
• operatic
• remarkable
• noble
• formidable
• gallant
• luxurious
• Homeric
• lavish
• extraordinary
• cosmic
• stately
• marvelous
• august
• stupendous
• sublime
• baronial
• gorgeous
• monstrous
• superb
• awesome
• prodigious
• terrific
• wondrous
• extravagant
• magnific
• striking
• apocalyptic
• inflated
• divine
• princely
• celestial
• awful
• heavenly
• kingly
• sumptuous
• palatial
• sensational
• pompous
• redoubtable
• opulent
• lordly
• queenly
• killer
• overblown
• prepossessing
• resplendent
• splendiferous
• palatine

Antonyms & Near Antonyms

• humble
• modest
• unimpressive
• ordinary
• common
• average
• unheroic
• lowly
• unprepossessing
• mediocre
• unimposing
• sordid
• trivial
• abject
• insignificant
• petty
• mean
• shabby
• meretricious
• trifling
• puny
• paltry
• second-rate
• run-of-the-mill
• measly

2

as in huge

unusually large

serves a monumental sundae that usually requires three people to finish it

Synonyms & Similar Words

• huge
• gigantic
• enormous
• colossal
• tremendous
• vast
• massive
• giant
• mammoth
• immense
• astronomical
• titanic
• monstrous
• grand
• bumper
• big
• mountainous
• monster
• mighty
• sizable
• heroic
• gargantuan
• great
• cosmic
• oceanic
• prodigious
• mega
• humongous
• planetary
• herculean
• oversize
• galactic
• super
• whopping
• elephantine
• substantial
• cyclopean
• pharaonic
• considerable
• majestic
• jumbo
• major
• handsome
• Himalayan
• supersized
• staggering
• gigantesque
• formidable
• good
• leviathan
• Brobdingnagian
• imposing
• extensive
• supersize
• vasty
• king-size
• walloping
• super-duper
• voluminous
• whacking
• grandiose
• gross
• infinite
• hefty
• overwhelming
• stupendous
• outsize
• tidy
• bulky
• monolithic
• goodly
• overgrown
• hulking
• lofty
• towering
• cavernous
• immeasurable
• largish
• august
• boundless

Antonyms & Near Antonyms

• tiny
• microscopic
• miniature
• minuscule
• infinitesimal
• micro
• diminutive
• pocket
• small
• teensy
• Lilliputian
• teeny
• wee
• pygmy
• minute
• bitty
• little bitty
• little
• midget
• mini
• puny
• smallish
• petite
• undersized
• microminiature
• teensy-weensy
• teeny-weeny
• bantam
• dinky
• dwarfish
• pint-size
• half-pint

3

as in major

having great meaning or lasting effect

the moon landing was seen as a monumental event in human history

Synonyms & Similar Words

• major
• historic
• significant
• important
• big
• substantial
• momentous
• tectonic
• meaningful
• exceptional
• much
• eventful
• remarkable
• pivotal
• consequential
• distinguished
• earthshaking
• weighty
• earth-shattering
• seminal
• decisive
• outstanding
• notable
• noteworthy
• strategic
• material
• serious
• distinctive
• impressive
• worthy
• great
• fatal
• prominent
• crucial
• fateful
• valuable
• famous
• grave
• worthwhile
• earnest
• illustrious
• sincere
• prestigious
• eminent
• key
• critical
• central
• notorious
• essential
• renowned
• noble
• heavy
• all-important
• vital
• preeminent

Antonyms & Near Antonyms

• small
• minor
• trivial
• little
• insignificant
• unimportant
• negligible
• slight
• inconsequential
• trifling
• inconsiderable
• petty
• worthless
• paltry
• unknown
• obscure
• anonymous
• nameless
• uncelebrated

Example Sentences

Recent Examples of monumental

Even the 2025 Tigers, the team that staved off a monumental late-season collapse, lives on as a fable highlighting the importance of playing the whole schedule. — Cody Stavenhagen, New York Times, 25 Aug. 2026

Even the most adept communicators can struggle with the monumental task of messaging such a thorny, systemic and ever-changing issue. — Jamil Wyne, Forbes.com, 22 Aug. 2026

He was thrown in the Andrean sectional game in baseball this last season, which is a monumental task, so he’s relied upon in multiple sports. — Michael Osipoff, Chicago Tribune, 20 Aug. 2026

Joshua Reynolds’s monumental 18th-century portrait of Mai, a young Tahitian man who arrived in London with Captain Cook in 1774, will soon make its West Coast debut, the Los Angeles Times reports. — George Nelson, ARTnews.com, 18 Aug. 2026