What is the use of dusk?
Dusk to dawn: Refers to the time from evening until morning, often used to indicate something occurring all night. Example: The campfire burned brightly from dusk to dawn, keeping everyone warm. Darkness falls: Used to describe the moment when the night begins. Dusk is the darkest part of evening twilight. The time of dusk is the moment at the very end of astronomical twilight, just before the minimum brightness of the night sky sets in, or may be thought of as the darkest part of evening twilight.