Definify.com
Webster 1913 Edition
Tenebrous
Ten′e-brous
,Adj.
[L.
tenebrosus
, fr. tenebrae
darkness: cf. F. ténébreux
.] Dark; gloomy; dusky; tenebrious.
– Ten′e-brous-ness
, Noun.
The most dark,
tenebrous
night. J. Hall (1565).
The towering and
tenebrous
boughts of the cypress. Longfellow.