Rhabdolith Definition
    noun
  
 A minute calcareous rodlike structure found both at the surface and the bottom of the ocean, supposed by some to be a calcareous alga.
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Other Word Forms of Rhabdolith
Noun
Singular:
 rhabdolithPlural:
 rhabdolithsOrigin of Rhabdolith
Ancient Greek
From Wiktionary
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