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light pipe
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World English Dictionary
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light shelf
light shelf
(
plural
light shelves
)
noun
Definition:
internal sunlight reflector:
a device fitted to the inside of a window, used to reflect sunlight toward the ceiling of a room and then farther into the building
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Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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