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bluing

or blue·ing

[ bloo-ing ]
/ ˈblu ɪŋ /
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noun Chemistry.
a substance, as indigo, used to whiten clothes or give them a bluish tinge.
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Origin of bluing

First recorded in 1660–70; blue + -ing1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use bluing in a sentence

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