Architecture. A mullion.

A saddle-bar for a window.

(a) Architecture (see quot. 1850); (b) a bar for keeping a casement window open at a certain angle; (c) = stay-rod n.

A horizontal bar of wood or stone across a mullioned window, dividing it in height; also, a crossbar separating a door from the fanlight above it…

Architecture. Any of the (usually vertical) bars dividing the lights in a window, esp. in Gothic architecture. Also: a similar bar forming divisions…

= mullion, n. 1.

An enclosing frame, as of a pane of glass.

The action of lead, v.2 concrete. = came, n.; leadwork in general.

(a) a bar, or each of a number of bars, fixed over a window, chiefly to prevent occupants from falling out or intruders from gaining access; also…

= transom, n. 2. Obsolete. rare.

A small grooved bar of lead used for framing the glass in lattice windows: chiefly in plural.

plural. The lead frames of the panes in lattice or stained glass windows.

(a) Glazing a small horizontal bar of iron or other metal (fitting over an upright stanchion) to which lead panels are secured; (b) any of various…

each of the bars dividing the glass in a sash; also, the shaped material of which such bars are made.

A similar pillar used in a window.

attributive and in other combinations: baluster column or baluster shaft(see quot. 1855 –58); baluster-rail. Esp. in sense ‘having the shape of a…

= supermullion n.

a mullion in the tracery of the upper part of a window.

(See quot. 1940.)

Joinery. A parting-strip (see parting strip n. at parting, n. compounds 2) used in the construction of a sash window.