The act of illuminating, or supplying with light; the state of being illuminated.
Adornment of books and manuscripts with colored illustrations. See illuminate (transitive verb).
Festive decoration of houses or buildings with lights.
Enlightening influence; inspiration.
Splendour; brightness.
Light from above; toplighting.
Any glazing above a main window, partition or door
A skylight.
The upper (and usually smaller) part (casement) of a window, often hinged a the top