( n. )
The medium through which light is admitted, as a window, or window pane; a skylight; in architecture, one of the compartments of a window made by a mullion or mullions.
( n. )
The medium through which light is admitted, as a window, or window pane; a skylight; in architecture, one of the compartments of a window made by a mullion or mullions.
Webster's Revised Unabridged English Dictionary. Пересмотренный полный словарь английского языка Webster. 2012