D. O. M.

I am emboldened by the Query respecting "Tandem D. O. M. (Vol. iii., p. 62.) to ask, what is the solution of D. O. M.? On the head of a tombstone, the inscription is frequent on the continent. I am aware that it is interpreted "Deo Optimo Maximo" when occurring in the dedication of a church; but it appears on a tomb to supply the place of our M.S., or the D. M. of the Romans. Can any of your readers give me the true meaning? It must be well known, I should think, to all who have studied inscriptions. As I am indebted to Faber Marinus for an excuse for putting this Query, it is only courteous t…