contenebro
Could not find contenebrentur in Logeion dictionaries.
contenebrentur Verb: present passive subjunctive 3rd plural of contenebro
con-tĕnē̆bro, āvi, ātum, 1, v. a. [tenebrae],
- to make very dark, to darken (eccl. Lat.), Tert. adv. Haer. 12; id. Jejun. 10; id. Apol. 2.
con-tenebro, āre, ganz finster machen, verfinstern, Tert. apol. 2 u.a. Eccl.
See: contenebrare
contĕnĕbrō, āre, tr., couvrir de ténèbres : Tert. Præscr. 12.