Synonyms and Antonyms of monumental
- a monumental misunderstanding that had far-reaching consequences
- serves a monumental sundae that usually requires three people to finish it
astronomical (also astronomic), bumper, colossal, cosmic (also cosmical), elephantine, enormous, galactic, gargantuan, giant, gigantic, grand, herculean, heroic (also heroical), huge, humongous (also humungous), immense, jumbo, king-size (or king-sized), leviathan, mammoth, massive, mega, mighty, monster, monstrous, mountainous, oceanic, planetary, prodigious, super, supersize, supersized, titanic, tremendous, vast, vasty, walloping, whacking, whopping
big, bulky, considerable, extensive, good, goodly, great, gross, handsome, hefty, hulking, largish, major, outsize (also outsized), overgrown, oversize (or oversized), sizable (or sizeable), substantial, tidy, voluminous
- The moon landing was seen as a monumental event in human history.
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