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arrière-voussure, rear arch =
A rear vault ; an arch or vault in
a thick wall carrying the thick-
ness of the wall, esp. one over a
door or window frame.
A relieving arch behind the face
of a wall.
arrow loop, loophole =
A vertical slit for archers in
medieval fortification walls,
with jambs deeply splayed
toward the interior.
astragal =
A bead usually half-
round, with a fillet on
one or both sides. It may
be plain but usually it is
the classical molding consisting of a small con-
vex molding decorated with a string of beads or
bead-and-reel shapes.
A plain bead molding, also called a baguette or
chaplet.
A member, or combination of members, fixed to
one of a pair of doors or casement windows to
cover the joint between the meeting stiles and to
close the clearance gap; provides a weather seal,
minimize the passage of light and noise, and
retards the passage of smoke or flame during a
fire.
atlas,
pl.
atlantes =
A figure (or figures) of a man used
in place of a column to support and
entablature; also referred to as a
telamon.
Arrière-voussure
arrow loop
astragal – Greek Arch.
atlas