momentous

/məʊˈmɛn.təs/adjective

Extremely important, with major or lasting consequences.

Example sentences

“Signing the peace treaty was a momentous event in the nation's history.”
“Moving to another country was a momentous decision for our family.”

Reserved for genuinely historic occasions. Do not confuse with 'momentary', which means lasting only a moment.

Synonyms for momentous

historic
significant
pivotal
monumental
fateful

Antonyms

trivial
insignificant
unimportant

Often confused with momentous

momentous vs momentary

Find it in: Advanced English words.

Related words

mollifyTo calm someone down or make their worry or anger less intense; to soothe.moroseGloomy and bad-tempered, saying little and looking unhappy.mitigateTo make something bad less serious, painful, or harmful.mirthCheerful amusement and fun, usually shown by laughter.mundaneOrdinary and unexciting; part of everyday routine.munificentExtremely generous with money or gifts.