Tenebrae (Latin for "darkness") may mean: Tenebrae , a Christian worship service held during Holy Week (before Easter) Tenebrae , a horror film by Dario Argento Tenebrae , soundtrack album for the Dario Argento film Tenebrae , 3D computer graphics rendering engine software Tenebrae , a professional vocal ensemble founded and directed by Nigel Short Tenebrae , a collaborative effort between Shane Fahey and Jamie Fielding Tenebrae, a f