[koh-uh-nuh-sahyt, koh-an-uh-]
noun Zoology.
one of the flagellated cells lining the inner cavity of a sponge, having a collar of protoplasm encircling the base of the flagellum.
Also called collar cell.

1885–90; < Greek choán(ē) funnel + -o- + -cyte

choanocytal, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
choanocyte (ˈkəʊənəˌsaɪt)
Also called: collar cell any of the flagellated cells in sponges that maintain a flow of water through the body. A collar of protoplasm surrounds the base of the flagellum
[C19: from Greek khoanē funnel (from khein to pour) + -cyte]

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