Main Entry:

lou·ver

Variant(s):

or lou·vre \ˈlü-vər\

Function:

noun

Etymology:

Middle English lover, from Anglo-French

Date:

14th century

1: a roof lantern or turret often with slatted apertures for escape of smoke or admission of light in a medieval building2 a: an opening provided with one or more slanted fixed or movable fins to allow flow of air but to exclude rain or sun or to provide privacy b: a finned or vaned device for controlling a flow of air or the radiation of light c: a fin or shutter of a louver

— lou·vered also lou·vred \-vərd\ adjective