*cimmerian*

a. [ L. Cimmerius. ] [ Written also Kimmerian. ] 1. Pertaining to the Cimmerii, a fabulous people, said to have lived, in very ancient times, in profound and perpetual darkness. [ 1913 Webster ]

2. Without any light; intensely dark. [ 1913 Webster ]

In dark Cimmerian desert ever dwell. Milton. [ 1913 Webster ]