rock borer
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noun
any of various sea creatures that bore into rock, such as some sea urchins, sponges, annelid worms, barnacles, isopods, and molluscs
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Words nearby rock borer
rock bass, rock beauty, rock blenny, rock bolt, rock boot, rock borer, rock bottom, rock-bound, rock brake, rock cake, rock candy
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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