- M.
- M.
► Abbreviation in general use, chiefly EcclesiasticalMartyr, Martyres ("Martyr", "Martyrs" — Breviary)► Abbreviation in general use, chiefly EcclesiasticalMaria ("Mary")► Abbreviation in Catacomb InscriptionsMartyr, or Memoria ("Memory") or Monumentum ("Monument")The Catholic Encyclopedia, Volume VIII. — New York: Robert Appleton Company. Nihil Obstat. 1910.
Catholic encyclopedia.