louver, louvre, fin
(noun) one of a set of parallel slats in a door or window to admit air and reject rain
Source: WordNet® 3.1
louver (plural louvers)
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 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.
• Louvre, louvre, velour
Source: Wiktionary
Lou"ver, Lou"vre, n. Etym: [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.)
Definition: 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.
Source: Webster’s Unabridged Dictionary 1913 Edition
14 April 2025
(noun) maximum clarity or distinctness of an image rendered by an optical system; “in focus”; “out of focus”
Decaffeinated coffee is not caffeine-free. Studies from the National Institute of Health (US) have shown that virtually all decaf coffee types contain caffeine. A 236-ml (8-oz) cup of decaf coffee contains up to 7 mg of caffeine, whereas a regular cup provided 70-140 mg.
