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trichocyst

[ trik-uh-sist ]
/ ˈtrɪk əˌsɪst /
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noun Zoology.

an organ of offense and defense embedded in the outer cytoplasm of certain protozoans, consisting of a small elongated sac containing a fine, hairlike filament capable of being ejected.

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Origin of trichocyst

First recorded in 1850–55; tricho- + cyst

OTHER WORDS FROM trichocyst

trich·o·cyst·ic, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for trichocyst

trichocyst
/ (ˈtrɪkəˌsɪst) /

noun

any of various cavities on the surface of some ciliate protozoans, each containing a sensory thread that can be ejected

Derived forms of trichocyst

trichocystic, adjective
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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