trichocyst(redirected from trichocystic)
Also found in: Medical, Encyclopedia.
An organelle in certain protozoans, especially ciliates, consisting of filamentous fibers that are discharged suddenly.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Zoology) any of various cavities on the surface of some ciliate protozoans, each containing a sensory thread that can be ejected
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
a small sac in certain protozoans that contains a hairlike stinger.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.