Rottenstone

noun, verb

noun, verb ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A soft, friable limestone, used in polishes. countable, uncountable
  2. 2
    a weathered and decomposed siliceous limestone; in powdered form it is used in polishing wordnet
Verb
  1. 1
    To polish with rottenstone. transitive

Etymology

From rotten + stone.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.