Word Origin & History
dusk
O.E. dox "dark-haired, dark from the absence of light" (cognate with Swed. duska "be misty," L. fuscus "dark," Skt. dhusarah "dust-colored"). Modern form is perhaps via a Northumbrian variant. A color word originally; the sense of "twilight" is recorded from 1622.
[duhsk] 
