D defs.my
Entry 1 sense Webster, 1913

Perpender

· Per·pend·er · IPA
01 n. A large stone reaching through a wall so as to appear on both sides of it, and acting as a binder; -- called also perbend, perpend stone, a…
  1. 1.
    A large stone reaching through a wall so as to appear on both sides of it, and acting as a binder; -- called also perbend, perpend stone, and perpent stone.(Masonry) Also: perbend, perpend stone, perpent stone