noun, adverb
all ages; eternity; for all time
Used in formal, literary, or poetic contexts to express something lasting through all ages or for eternity. Often appears in set phrases like 万世不易 (eternally unchanging) or 万世の後 (for all posterity).
この教えは万世に伝えられるべきだ。
This teaching should be passed down for all ages.
万世の平和を願う。
I pray for eternal peace.
Compound of 万 (ten thousand, myriad) and 世 (generation, age), literally 'ten thousand generations'. The exact historical derivation is uncertain, but the spelling is conventionally associated with the meaning of eternity or all ages.