Rottenstone
[rɒtnstәun]
Definition
(noun.) a weathered and decomposed siliceous limestone; in powdered form it is used in polishing.
Inputed by Giles--From WordNet
[rɒtnstәun]
(noun.) a weathered and decomposed siliceous limestone; in powdered form it is used in polishing.
Inputed by Giles--From WordNet