Skip to Content
Medical Term:


Pronunciation: met'a-ser-kar'e-a, -e


The postcercarial encysted stage in the life history of a fluke, before transfer to the definitive host. Some cercariae attach themselves to grass or other vegetation, form metacercaria, and later are ingested by herbivores, as in Fasciola and similar forms; others encyst in muscles of fish, as in Clonorchis, or in crayfish, as in Paragonimus.

[meta- + G. kerkos, tail]

© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.