n. day; time, moment

Nuz aan sul, fent alok, fod fin vul dovah nok, fen kos nahlot mahfaeraak ahrk ruz!
But a day, shall arise, when the dark dragon's lies, will be silenced forever and then!
(Book, Songs of Skyrim)

Daar sul thur se Alduin vokrii.
This day the overlordship of Alduin (is) restored.
(Dragon, 00078DF7)

Nau daar revak golt drey Freda zahrahmiik ek Laas, ful tol ek pogaan kiir filok, ahrk osos sul qahnaar ek hokoron.
On this sacred ground did Freda sacrifice her Life, so that her many children might escape, and some day vanquish her enemies.
(Word Wall for Laas, Aura Whisper)

Usage indicates a meaning closer to ‘time’ or ‘moment’ than ‘daytime’.