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cercaria

[ ser-kair-ee-uh ]

noun

, Zoology.
, plural cer·car·i·ae [ser-, kair, -ee-ee].
  1. the disk-shaped larva of flukes of the class Trematoda, having a taillike appendage.


cercaria

/ səˈkɛərɪə /

noun

  1. one of the larval forms of trematode worms. It has a short forked tail and resembles an immature adult
“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
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Derived Forms

  • cerˈcarian, adjectivenoun
  • cerˈcarial, adjective
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Other Words From

  • cer·cari·al adjective
  • cer·cari·an adjective noun
  • pseudo·cer·cari·a noun plural pseudocercariae
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Word History and Origins

Origin of cercaria1

1830–40; < New Latin, equivalent to cerc- (< Greek kérkos tail) + -āria -aria
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Word History and Origins

Origin of cercaria1

C19: New Latin, literally: tailed creature, from Greek kerkos tail
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Example Sentences

On penetration, they develop into another intermediate stage and produce thousands of cercariae—another larval stage, this one with a wormlike appearance.

If it successfully penetrates a snail, the miracidium reproduces asexually and produces thousands of new forms called “cercariae,” which then leave the snail and have 12 hours to find the final host.

Thus the cercariae, escaping from the snail find themselves on the grass whereupon they promptly drop their tails and stick themselves to the grass-blades.

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.

Thus the cercariae, escaping from the snail, find themselves on the grass, whereupon they promptly drop their tails and stick themselves to the grass-blades.

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