'Duskiness' definitions:

Definition of 'duskiness'

(from WordNet)
noun
The state of being poorly illuminated [syn: dimness, duskiness]
noun
A swarthy complexion [syn: darkness, duskiness, swarthiness]

Definition of 'Duskiness'

From: GCIDE
  • Duskiness \Dusk"i*ness\, n. The state of being dusky. [1913 Webster]