hydatid
/ˈhaɪdətɪd/
noun
- A cyst or fluid-filled sac that forms in the body as a result of infection by a tapeworm larva, especially in the liver or lungs.
- Sheep can carry hydatid cysts that are dangerous to humans.
- The doctor found a hydatid in the patient's liver during the ultrasound.
- Surgery is often needed to remove a hydatid from the body.
Synonyms