Louvre, an open turret or lantern on ancient roofs for the escape of smoke or foul air.

Louvre, a great art museum and gallery in Paris, containing Egyptian, Assyrian, classic, mediæval, and modern relics and art treasures of priceless value; here is housed the Venus of Milo.

{ Lou"ver, Lou"vre } (?), n. [OE. lover, OF. lover, lovier; or l'ouvert the opening, fr. overt, ouvert, p. p. of ovrir, ouvrir, to open, F. ouvrir. Cf. Overt.] (Arch.) A small lantern. See Lantern, 2 (a). [Written also lover, loover, lovery, and luffer.]

Louverboards or boarding, the sloping boards set to shed rainwater outward in openings which are to be left otherwise unfilled; as belfry windows, the openings of a louver, etc. -- Louver work, slatted work.