glochidium

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noun glo·chid·i·um \glō-ˈki-dē-əm\

Definition of glochidium

plural

-ia

\-dē-ə\
  1. :  the larva of a freshwater mussel (family Unionidae) that develops as an external parasite on fish

Origin and Etymology of glochidium

New Latin, from Greek glōchis projecting point + New Latin -idium


First Known Use: 1875


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