معنی کلمه dawn

the period in the day when light from the sun begins to appear in the sky:
[ U ] fig. Computers mark the dawn of a new age.

(of a day or period of time) to begin:
Winston left his house as the day was dawning.

More examples

She slept fitfully throughout the night and arose before dawn.
Three prisoners were involved in a dawn jailbreak today.
They mounted a surprise attack at dawn.
She's always up before dawn.
They partied till dawn.

false dawn صبح کاذب