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apostilb
[
ap
-
uh
-stilb]
Word Origin
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apostilb
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noun
Optics
.
a unit of luminance equal to one ten thousandth of a lambert.
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Origin of
apostilb
apo-
+
stilb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
