redia

[ree-dee-uh]

noun, plural re·di·ae [ree-dee-ee] /ˈri diˌi/. Zoology.

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

Origin of redia

1875–80; < New Latin, after F. Redi; see -a²

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for redia

Historical Examples of redia

This produces within itself numbers of a small creature which is called the Redia form.
Stories of the Universe: Animal Life
B. Lindsay
The Redia has anteriorly a mouth leading into a muscular pharynx and thence into a ccal stomach.
The Works of Francis Maitland Balfour, Volume II (of 4)
Francis Maitland Balfour
The Cercari are developed from spherical masses of cells found in the body cavity of the Sporocyst or Redia.
The Works of Francis Maitland Balfour, Volume II (of 4)
Francis Maitland Balfour
The Cercari when fully developed leave the Sporocyst or Redia, and then their host, and become free.
The Works of Francis Maitland Balfour, Volume II (of 4)
Francis Maitland Balfour

British Dictionary definitions for redia

redia

noun plural -diae (-dɪˌiː)

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 Origin for redia

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

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012