clausilium

noun clau·sil·i·um \klȯˈzilēəm, -si-\

Definition of clausilium

plural

clausilia

\-lēə\
  1. :  the rodlike closure of the aperture of a mollusk of the family Clausiliidae

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Origin and Etymology of clausilium

New Latin, irregular from Latin clausus closed + New Latin -ium


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