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World English Dictionary
Dictionnaire Français
pumice
pum·ice
[
púmmiss
]
or
pum·i·cite
[
púmmə st
]
noun
Definition:
light rock full of air spaces:
a very light porous rock formed from solidified lava, used in solid form as an abrasive and in powdered form as a polish
[
15th century. Via French< Latin
pumic-
"foam," because of the stone's spongy appearance
]
pu·mi·ceous
[
pyoo míshəss
]
adjective
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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