louver

noun

lou·ver | \ ˈlü-vər

variants: or louvre

Definition of louver

1 : a roof lantern or turret often with slatted apertures for escape of smoke or admission of light in a medieval building

2a : an opening provided with one or more slanted fixed or movable fins to allow flow of air but to exclude rain or sun or to provide privacy

b : a finned or vaned device for controlling a flow of air or the radiation of light

c : a fin or shutter of a louver

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Examples of louver in a Sentence

Recent Examples on the Web But Walker said the volunteers had only replaced panels in the louvers. — Bob Sandrick, cleveland, "Strongsville hires firm to repair clock tower but doesn’t identify project bidders," 14 Apr. 2020 Redesigned front fenders with louvers increase front downforce while smoothing airflow for greater high-speed stability. — Tribune News Service, cleveland, "Would you pay $212,000 for a Nissan? You might if it’s the 2020 GT-R Nismo," 4 Apr. 2020 There's a familiar AMG grille with vertical louvers, a new front bumper with mouthy black air intakes, flared wheel arches, a rear diffuser, and big rectangular exhaust outlets. — Scott Oldham, Car and Driver, "Mercedes-AMG's GLS63 Is a Ballistic School Bus," 2 Mar. 2020 Cut the foam at least 4 inches larger than the vent and secure it with double-sided tape, or length of wire: From outside, pass the wire around the vent’s louvers, through the foam block, and then twist together the wire ends on the inside. — Joseph Truini, Popular Mechanics, "How To Winterize Your Pipes and Prevent a Frozen Disaster," 17 Feb. 2020 In 2017, City Club President Terry Toth said club volunteers had replaced missing and/or aging louvers earlier that year. — Bob Sandrick, cleveland, "Strongsville ready to move forward on repairs to landmark clock tower," 21 Jan. 2020 However, instead of fabric, they're made of hard slats or louvers that tilt to let light in. — Jessica Dailey, House Beautiful, "The Do's and Don’ts of Choosing Window Treatments, According to An Expert," 1 Nov. 2019 But today, Walker said the volunteers had only replaced panels in the louvers. — Bob Sandrick, cleveland, "Strongsville ready to move forward on repairs to landmark clock tower," 21 Jan. 2020 Flaps along the rear of the car -- reminiscent of window louvers -- can open and close individually using that movement to communicate with those outside the car. — Peter Valdes-dapena, CNN, "The far out and futuristic cars of CES," 9 Jan. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'louver.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.