choanocyte /(kō"ȧ*nō̇*sīt`; kō*ăn"ō̇*sīt`)/
cho·a·no·cyte
choanocyte
n.
- any of the flagellated cells in sponges having a collar of cytoplasm around base of the flagellum; they maintain a flow of water through the body.
cho·a·no·cyte