sepulchral

1 ENTRIES FOUND:
sepulchral /səˈpʌlkrəl/ adjective
sepulchral
/səˈpʌlkrəl/
adjective
Britannica Dictionary definition of SEPULCHRAL
1 
[more sepulchral; most sepulchral] literary : very sad and serious : very dismal or gloomy
2 
always used before a noun : of or relating to a sepulchre