Louver vs. Louvre — What's the Difference?

A louver (American English) or louvre (British English; see spelling differences) is a window blind or shutter with horizontal slats that are angled to admit light and air, but to keep out rain and direct sunshine. The angle of the slats may be adjustable, usually in blinds and windows, or fixed.

The Louvre (English: LOOV(-rə)), or the Louvre Museum (French: Musée du Louvre [myze dy luvʁ] (listen)), is the world's largest art museum and a historic monument in Paris, France, and is best known for being the home of the Mona Lisa. A central landmark of the city, it is located on the Right Bank of the Seine in the city's 1st arrondissement (district or ward).

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.

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.

One of the slats used in such an opening.

One of the slats used in such an opening.

One of the narrow openings formed by such slats.

One of the narrow openings formed by such slats.

A slatted, ventilating opening, as on the hood of a motor vehicle.

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.

A lantern-shaped cupola on the roof of a medieval building for admitting air and providing for the escape of smoke.

A type of turret on the roof of certain medieval buildings designed to allow ventilation or the admission of light.

An art museum that is a famous tourist attraction in Paris

A series of sloping overlapping slats or boards which admit air and light but exclude rain etc.

One of a set of parallel slats in a door or window to admit air and reject rain

Any of a system of slits, as in the hood of an automobile, for ventilation.

A small lantern. See Lantern, 2 (a).

Same as louver boards, below

A set of slats resembling louver boards, arranged in a vertical row and attached at each slat end to a frame inserted in or part of a door or window; the slats may be made of wood, plastic, or metal, and the angle of inclination of the slats may be adjustable simultaneously, to allow more or less light or air into the enclosure.

To supply with louvers.

One of a set of parallel slats in a door or window to admit air and reject rain