pumice stone- a light glass formed on the surface of some lavas; used as an abrasive pumice rock,stone- material consisting of the aggregate of minerals like those making up the Earth's crust; "that mountain is solid rock"; "stone is abundant in New England and there are many quarries"...
Examples are automatically compiled from online sources to show current usage.Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.Send us feedback. The Paiute-Shoshone Indians later chipped away at the redpumicestone, which exposed the lighter rock minerals ...
stone perpetual mid-14c., perpetuel, "everlasting, unceasing, existing indefinitely, continuing forever in future time;" late 14c., "uninterrupted, continuous," from Old French perpetuel "without end" (12c.) and directly from Latin perpetualis "universal," in Medieval Latin "permanent," from per...
Pumice, a volcanic rock formation, can be used to smooth and soften your feet. Use a pumice stone to slough away dead skin and reduce corns and calluses. Pumice powder can be used to make indulgent foot scrubs to treat your feet with. Use...