[ ah-bah-zhoo r; French a-ba-zhoor ]
/ ˌɑ bɑˈʒʊər; French a baˈʒur /

noun, plural a·bat-jours [ah-bah-zhoo rz; French a-ba-zhoor] /ˌɑ bɑˈʒʊərz; French a baˈʒur/.

a device, as a skylight or reflector, for diverting light into a building.
a sloping screen for cutting off the view between an interior or porch and a lower area in front of a building.

Origin of abat-jour

1820–30; < French: literally, it throws down (abat) the daylight ( jour). See abate, journey
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019