Whitening stone
Whitening Whit"en*ing, n. 1. The act or process of making or becoming white. [1913 Webster]

2. That which is used to render white; whiting. [R.] [1913 Webster]

{Whitening stone}, a sharpening and polishing stone used by cutlers; also, a finishing grindstone of fine texture. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

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