Word Origin & History
murk
c.1200, from O.N. myrkr "darkness," from myrkr "dark," cognate with O.E. mierce "dark," from P.Gmc. *merkwjo-, with no known cognates outside Gmc. Murk Monday was long the name in Scotland for the great solar eclipse of March 29, 1652 (April 8, New Style). Murky (1340) was rare before 17c.