n. A tomb or other edifice erected in homage to a martyr.
n. Confirming something by referring to one's own experience.
The Century Dictionary and Cyclopedia
n. A place in which the relics of martyrs are preserved, usually a crypt or underground chapel like the famous one of the church of Saint-Denis, France, which still retains much of the original Roman construction.
Word Usage
"What you were perhaps unable so far to discern from the photographs (which would be exactly the effect desired by Dientzenhofer) is the circumstance that the altar painting which you can see (showing the martyrium of St. Dionysius by the Bamberg court painter Sebastian Reinhard from 1714) is not actually on the high altar."