redia

[ ree-dee-uh ]

noun

, Zoology.

, plural re·di·ae [ree, -dee-ee].

1. a cylindrical larval stage of some trematodes, produced by a sporocyst and giving rise to daughter rediae or to cercariae.

redia

/ ˈriːdɪə /

noun

1. a parasitic larva of flukes that has simple locomotory organs, pharynx, and intestine and gives rise either to other rediae or to a different larva (the cercaria)

Word History and Origins

Origin of redia¹

First recorded in 1875–80; from New Latin, after Italian biologist F. Redi; -a ²

Word History and Origins

Origin of redia¹

C19: from New Latin, named after Francesco Redi (1629–97), Italian naturalist

Example Sentences

This produces within itself numbers of a small creature which is called the Redia form.

From Project Gutenberg

The Redia has anteriorly a mouth leading into a muscular pharynx and thence into a ccal stomach.

From Project Gutenberg

The Cercari are developed from spherical masses of cells found in the body cavity of the Sporocyst or Redia.

From Project Gutenberg

The Cercari when fully developed leave the Sporocyst or Redia, and then their host, and become free.

From Project Gutenberg