- Pertaining to the Cimmerii, a fabulous people, said to
have lived, in very ancient times, in profound and perpetual darkness. - Without any light; intensely dark.
Meaning of 'cimmerian' (Princeton's WordNet)
1 . cimmerian
[ s]
Meaning (1): - intensely dark and gloomy as with perpetual darkness
Example in sentence:
the Cimmerian gloom...a darkness that could be felt