| a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes. |
| an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle. |
hydatid hy·da·tid (hī'də-tĭd)
n.
A hydatid cyst.
The encysted larva of Echinococcus granulosus.
An abnormal vascular structure that is usually filled with fluid.