English

Definition of dusk noun from the Oxford Advanced Learner's Dictionary

 

dusk

 noun
noun
BrE BrE//dʌsk//
 
; NAmE NAmE//dʌsk//
 
[uncountable]
 
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the time of day when the light has almost gone, but it is not yet dark synonym twilight The street lights go on at dusk. I’ve been on the go from dawn to dusk. She arrived home as dusk was falling. compare dawn Word Origin Old English dox ‘dark, swarthy’ and doxian ‘darken in colour’, of Germanic origin; related to Old High German tusin ‘darkish’; compare with dun. The noun dates from the early 17th cent. The change in form from -x to -sk occurred in Middle English.Extra examples The lamps twinkled in the gathering dusk. She works from dawn to dusk and sometimes at night. The streetlights go on at dusk. We arrived in town as dusk was falling.
See the Oxford Advanced American Dictionary entry: dusk