fanlight
UK[ˈfænlaɪt]US[ˈfænlaɪt]
n
a small, often semicircular window, typically with glazing bars in a fanlike arrangement, placed over a door or another window.
n
a window, often a transom window, above a door or another window that lets in light.
Morpheme Breakdown
fan
light
fan
fan
light
light
Etymology
the word 'fanlight' is a compound noun formed from two old english roots, 'fan' and 'light', which entered modern english through a straightforward morphological combination. the 'fan' element does not refer to an enthusiast or a device for moving air but rather describes the characteristic radiating, fanlike pattern of the glazing bars within the window frame. the 'light' element retains its core sense of an architectural opening for illumination. thus, the term's logic is transparently literal: it is a 'light' (window) with a 'fan'-shaped design, a description that accurately captures the primary visual and functional feature of this architectural element.
Analysis
Structure: fan (fan) + light (light)
fan (from old english 'fann', meaning a device for winnowing grain or creating a current of air, here used in its sense of a radiating, fan-shaped object); light (from old english 'lēoht', meaning brightness or illumination, here referring to a source of light or a window).
Examples
the elegant georgian doorway was crowned with a delicate fanlight.
we replaced the solid wood panel above the door with a glass fanlight to brighten the hallway.
the intricate pattern of the fanlight cast beautiful shadows on the floor in the afternoon sun.