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hard•en•er



Pronunciation: (här'dn-ur), [key]
n.
1. a person or thing that hardens.
2. a substance mixed with paint or other protective covering to make the finish harder or more durable.
3. Photog.a chemical used to raise the melting point of an emulsion.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

hardenedhardening

 

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