choanocyte

[ koh-uh-nuh-sahyt, koh-an-uh- ]

noun

, Zoology.

1. one of the flagellated cells lining the inner cavity of a sponge, having a collar of protoplasm encircling the base of the flagellum.

choanocyte

/ ˈkəʊənəˌsaɪt /

noun

1. 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 calledcollar cell

Other Words From

• choa·no·cytal adjective

Word History and Origins

Origin of choanocyte¹

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

Word History and Origins

Origin of choanocyte¹

C19: from Greek khoanē funnel (from khein to pour) + -cyte

Example Sentences

Sponges also have a type of specialized cell called a choanocyte, which resembles choanoflagellates—the single-celled relatives of more complex life.

From Science Magazine

An important part of capturing these little morsels is a specialised type of cell called a choanocyte.

From Scientific American