Uncountable; archaic or poetic usage meaning “eternity”.
Translations
éternitélittéraire ; période sans fin dans le futur They swore their friendship would last into the evermore.
Ils jurèrent que leur amitié durerait dans l’éternité.
Definitions
A period of time that continues indefinitely into the future; eternity. They swore their friendship would last into the evermore.