noun, plural cer·car·i·ae [ser-kair-ee-ee] /sərˈkɛər iˌi/. Zoology.
the disk-shaped larva of flukes of the class Trematoda, having a taillike appendage.
Origin of cercaria
1830–40;Related formscer·car·i·al, adjectivecer·car·i·an, adjective, nounpseu·do·cer·car·i·a, noun, plural pseu·do·cer·car·i·ae.
< New Latin,
equivalent to cerc-
(< Greek kérkos
tail) + -āria -aria
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for cercaria
Historical Examples of cercaria
A migration of the cercaria is indispensable to its perfection.
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.
Dr Guido Wagener figures similar structures as occurring in Cercaria macrocerca.
By drinking the water which contains the cercaria of this species, they grow infested by this singular lodger.
British Dictionary definitions for cercaria
noun plural -iae (-ɪˌiː)
Derived Formscercarial, adjectivecercarian, adjective, noun
one of the larval forms of trematode worms. It has a short forked tail and resembles an immature adult
Word Origin for cercaria
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
n. pl. cer•car•i•as
The parasitic larva of a trematode worm, having a tail that disappears in the adult stage.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.