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Meaning of PUMICE

Pronunciation:  'pumis

WordNet Dictionary
[n]  a light glass formed on the surface of some lavas; used as an abrasive

PUMICE is a 6 letter word that starts with P.


 Synonyms: pumice stone
 See Also: rock, stone



Webster's 1913 Dictionary
\Pum"ice\, n. [L. pumex, pumicis, prob. akin to spuma
foam: cf. AS. pumic-st[=a]n. Cf. {Pounce} a powder, {Spume}.]
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}.