Dictionary entry

Tenebrous

Webster's Dictionary 1913

Ten″e‐brous (?), a. [L. tenebrosus, fr. tenebrae darkness: cf. F. ténébreux.] Dark; gloomy; dusky; tenebrious. — Ten″e‐brous‐ness, n.

The most dark, tenebrous night. J. Hall (1565).

The towering and tenebrous boughts of the cypress. Longfellow.