Definition of phylacteries:
(n) :
(Judaism) Either of two small leather cases containing scrolls with passages from the Torah, traditionally worn by a Jewish man (one on the arm (usually the left) and one on the forehead) and now sometimes by a woman at certain morning prayers as a reminder to obey the law as set out in the Bible; a tefilla.
(n) :
(Judaism) (figurative, chiefly derogatory) A profession of faith, or religious or traditional observance; also, a reminder.
(n) :
(by extension, fantasy, roleplaying games) An enchanted object used (for example, by a lich) to contain and protect the owner's soul.
(n) :
(Judaism) (archaic) A fringe which an Israelite was required to wear as a reminder to obey the law as set out in the Bible; (by extension) any fringe or border.
(n) :
(archaic) Synonym of amulet (“a protective charm or ornament”).
(n) :
(art, historical) A scroll with words on it depicted as emerging from a person's mouth or held in their hands, indicating what they are singing or speaking; a banderole, a speech scroll.