oocyst

[ oh-uh-sist ]
/ ˈoʊ əˌsɪst /

noun Biology.

the encysted zygotic stage in the life cycle of some sporozoans.

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Origin of oocyst

First recorded in 1870–75; oo- + -cyst

Words nearby oocyst

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for oocyst

British Dictionary definitions for oocyst

oocyst
/ (ˈəʊəˌsɪst) /

noun

an encysted zygote of sporozoan protozoans that undergoes sporogony to produce infective sporozoites
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

Medical definitions for oocyst

oocyst
[ ōə-sĭst′ ]

n.

A thick-walled structure in which sporozoan zygotes develop and that serves to transfer them to new hosts.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.