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cercaria

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

1830–40; < New Latin, equivalent to cerc- (< Greek kérkos tail) + -āria -aria
Related formscer·car·i·al, adjectivecer·car·i·an, adjective, nounpseu·do·cer·car·i·a, noun, plural pseu·do·cer·car·i·ae.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for cercaria

Historical Examples

  • A migration of the cercaria is indispensable to its perfection.

    Parasites

    T. Spencer Cobbold

  • The infusoriform larva of the Dicyemid, and the Cercaria of the Trematodes, are such forms.

  • This organised nurse, which is about a line in length, is the Cercaria cystophora of Wagener.

    Parasites

    T. Spencer Cobbold

  • Dr Guido Wagener figures similar structures as occurring in Cercaria macrocerca.

    Parasites

    T. Spencer Cobbold

  • By drinking the water which contains the cercaria of this species, they grow infested by this singular lodger.


British Dictionary definitions for cercaria

cercaria

noun plural -iae (-ɪˌiː)
  1. one of the larval forms of trematode worms. It has a short forked tail and resembles an immature adult
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Derived Formscercarial, adjectivecercarian, adjective, noun

Word Origin

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

cercaria in Medicine

cercaria

(sər-kârē-ə)
n. pl. cer•car•i•as
  1. The parasitic larva of a trematode worm, having a tail that disappears in the adult stage.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.