LOUVER

{ 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.] Louver boards 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.