- an open turret or lantern on the roof of a medieval building
- a window or opening furnished with a series of overlapping, horizontal slats arranged so as to admit light and air but shed rainwater outward
- any of these slatsalso louver board
- any similar arrangement of slats or fins, often adjustable, used to control ventilation, light intensity, etc.
- a ventilating slit
Origin of louverMiddle English luver from Middle French lover from Middle Dutch love, gallery (in a theater), akin to Old High German louba: see lodge
Also sp. lou′vre
- a. A framed opening, as in a wall, door, or window, fitted with fixed or movable horizontal slats for admitting air or light and often for shedding rain.b. One of the slats used in such an opening.c. One of the narrow openings formed by such slats.
- A slatted, ventilating opening, as on the hood of a motor vehicle.
- A lantern-shaped cupola on the roof of a medieval building for admitting air and providing for the escape of smoke.
Origin of louverMiddle English lover skylight, chimney from Old French from Middle Dutch love gallery from Middle High German lauble
on a Ferrari 308 GTB
- A type of turret on the roof of certain medieval buildings designed to allow ventilation or the admission of light. [from 14th c.]
- (chiefly in the plural) A series of sloping overlapping slats or boards which admit air and light but exclude rain etc. [from 16th c.]
- Any of a system of slits, as in the hood of an automobile, for ventilation.
From Old French lover.