Thesaurus: pumice

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Definitions

1. n. A very light porous volcanic scoria, usually of a gray color, the pores of which are capillary and parallel, giving it a fibrous structure. It is supposed to be produced by the disengagement of watery vapor without liquid or plastic lava. It is much used, esp. in the form of powder, for smoothing and polishing. Called also pumice stone.
2. n. a light glass formed on the surface of some lavas; used as an abrasive
3. v. rub with pumice, in order to clean or to smoothen
4. A very light porous volcanic scoria, usually of a gray color, the pores of which are capillary and parallel, giving it a fibrous structure. It is supposed to be produced by the disengagement of watery vapor without liquid or plastic lava. It is much used, esp. in the form of powder, for smoothing and polishing. Called also pumice stone.
5. A very light porous volcanic scoria, usually of a gray color,the pores of which are capillary and parallel, giving it a fibrousstructure. It is supposed to be produced by the disengagement ofwatery vapor without liquid or plastic lava. It is much used, esp. inthe form of powder, for smoothing and polishing. Called also pumicestone.
6. n:100 n. a light glass formed on the surface of some lavas; used as an abrasive v. rub with pumice, in order to clean or to smoothen