redia

American  

[ree-dee-uh] / ˈri di ə /

noun

Zoology.

• rediae
  plural

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

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redia British  

/ 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)

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Other Word Forms

Noun Inflected Forms

• rediae
  plural

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Etymology

Origin of redia

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

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Example Sentences

See Examples For:

redia

The sporocyst, as it is now called, develops into a third generation known as redia which escape from the cyst.

From Common Diseases of Farm Animals by R. A. Craig, D.V.M.

The period of development varies from ten to twenty weeks; each sporocyst may give rise to from five to eight redia and each redia to from twelve to twenty cercaria.

From Common Diseases of Farm Animals by R. A. Craig, D.V.M.

The daughter redia or cercaria, as they are now termed, leave the body of the snail and finally become encysted on the stems of grass, cresses and weeds.

From Common Diseases of Farm Animals by R. A. Craig, D.V.M.

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