Origin: Gr hydatis (gen. hydatidos), watery vesicle < base of hydōr, water
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- A cyst formed as a result of infestation by larvae of the tapeworm Echinococcus granulosus.
- The encysted larva of E. granulosus.
Origin: Greek hudatis, hudatid-, watery vesicle, from hudōr, hudat-, water; see wed-1 in Indo-European roots.
hydatid - Medical Definition
- A hydatid cyst.
- The encysted larva of Echinococcus granulosus.
- An abnormal vascular structure that is usually filled with fluid.