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trichocyst

Pronunciation: trik'o-sist

Definition: One of a number of structures, in the form of minute elongated cysts, arranged radially around the periphery of a protozoan cell and containing fluid that when discharged serves for offense or defense; found in ciliates, such as Paramecium species.

Synonym(s): trichite

[tricho- + G. kystis, bladder]

Further information

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.

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