abat-jour

noun

\ ˌäˌbäˈzhu̇(ə)r, F ȧbȧzhüür \

plural abat-jours\ -u̇(ə)rz , -üür \

Definition of abat-jour

1 : a device (such as a sloping soffit of a lintel or a movable screen) for deflecting daylight downward as it enters a window

2 : skylight

History and Etymology for abat-jour

borrowed from French, literally, “(it) strikes down (abat) the daylight (jour),” from abattre “to strike down” + jour “day, daylight,” going back to Old French jorn, jor, going back to Late Latin diurnum (Latin, “daily ration, daybook”), from neuter of Latin diurnus “daily”

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“Abat-jour.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/abat-jour. Accessed 3 Mar. 2021.

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