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One of a layer of flagellated cells lining the body cavity of a sponge and characterized by a collar of cytoplasm surrounding the flagellum. Also called collar cell.
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 the flagellated cells in sponges that maintain a flow of water through the body. A collar of protoplasm surrounds the base of the flagellum. Also called: collar cell
[C19: from Greek khoanē funnel (from khein to pour) + -cyte]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
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|Noun||1.||choanocyte - any of the flagellated cells in sponges having a collar of cytoplasm around the flagellum; they maintain a flow of water through the body|
flagellated cell - any cell or one-celled organism equipped with a flagellum
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