The Collaborative International Dictionary
Tenebrosity
Tenebrosity \Ten`e*bros"i*ty\, n.
The quality or state of being tenebrous; tenebrousness.
--Burton.
Wiktionary
tenebrosity
n. The state or quality of being tenebrose or tenebrous.
Usage examples of "tenebrosity".
Grayhills stood staring numbly at the carci-nomatous tenebrosity that had taken root on the other side of the plateau.
He had known such a barely visible, near ultra-violet tenebrosity, on the very edge of night, only once in his life when he had descended further than was altogether wise down the face of a sheer cliff at the outer edge of the Great Barrier Reef.