Tenebrous

ten′e-brus, adj. dark: gloomy—also Ten′ebrose .— n.pl. Tenebræ (ten′e-brē), an office held by Roman Catholics on Good Friday and the preceding two days, consisting of the matins and lauds of the following day. During it the church is gradually darkened by the putting out of all the candles but one, which for a time (as a symbol of our Lord's death and burial) is hidden at the Epistle corner of the altar.— adj. Tenebrif′ic , producing darkne .— ns. Tēneb′rio , a genus of beetles, including the meal-worm; Tenebros′ity , darkne . [L. tene bros us — tenebræ , darkne .]