Meaning of hearthstone

hearth•stone

Pronunciation: (härth'stōn"), [key]
— n.
  1. a stone forming a hearth.
  2. home; fireside; hearth.
  3. a soft stone, or a preparation of powdered stone and clay, used to whiten or scour hearths, steps, floors, etc.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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