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Meaning of miracidium

mi•ra•cid•i•um

Pronunciation: (mī"ru-sid'ē-um), [key]
— pl. -cid•i•a
  1. the larva that hatches from the egg of a trematode worm or fluke.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.