immemorial
🇺🇸
/ˌɪməˈmɔːriəl/
🇬🇧
/ˌɪməˈmɔːriəl/
adjective
R
existing for so long that no one can remember when it began
The ancient customs of the village have been followed from time immemorial.
translation
existing for so long that no one can remember when it began