dripstone

Definitions of dripstone
  1. noun
    the form of calcium carbonate found in stalactites and stalagmites
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    type of:
    calcium carbonate
    a salt found in nature as chalk or calcite or aragonite or limestone
  2. noun
    a protective drip that is made of stone
    synonyms: hoodmold, hoodmould
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    type of:
    drip, drip mold, drip mould
    (architecture) a projection from a cornice or sill designed to protect the area below from rainwater (as over a window or doorway)
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