Decorated with tracery

(architecture) Bars or ribs, usually of stone or wood, or other material, that subdivide an opening or stand in relief against a door or wall as an ornamental feature.

plural of tracery

(architecture) A form of late German Gothic tracery in which the moulded bar seems to pass through itself in its convolutions, and is then cut off short, so that a section of the moulding is seen at the end of each similar stump.

plural of fan tracery

(architecture) Tracery rising from a capital or a corbel, and diverging like the folds of a fan over the surface of a vault.