One person described the atmosphere inside the network as “sepulchral.”
Wilde called on a sepulchral Jefferson Davis at his Mississippi Plantation.
1610s, "pertaining to a burial or place of burial," from Latin sepulcralis "of a tomb, sepulchral," from sepulcrum (see sepulcher) + -al (1). Transferred sense of "gloomy" is from 1711. Related: Sepulchrally.