SANCTUS n.
A part of the Mass, or, in Protestant churches, a part of the communion service, of which the first words in Latin are Sanctus, sanctus, sanctus [Holy, holy, holy]; -- called also Tersanctus.
SEAM n.
ne of junction; a joint; a suture, as on a ship, a floor, or other structure; the line of union, or joint, of two boards, planks, metal plates, etc. Precepts should be so finely wrought together . . . that no coarse seam may discover where they join. Addison.