Phylactery

noun

1. Either of the two small leather cases, containing biblical scrolls, worn by Jewish men at morning prayer; the tefilla.
2. A case in which (Christian) relics were preserved.
3. Any small object worn for its magical or supernatural power; an amulet or charm.
4. An enspelled object used (by such as a lich) to contain and protect the owner's soul.
5. A speech scroll, an illustrative device depicting speech, song or other sound as if written on a scroll.