trichocystic

trichocyst

[trik-uh-sist]
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.

Origin:
1850–55; tricho- + cyst

trichocystic, adjective
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World English Dictionary
trichocyst (ˈtrɪkəˌsɪst)
 
n
any of various cavities on the surface of some ciliate protozoans, each containing a sensory thread that can be ejected
 
tricho'cystic
 
adj

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