choanocyte choanocytal • Choanoflagellata · · · Info · Definitions · Synonyms · Characters · · choanocyte · · Text Latin · · Script 10 · · Length 3 · · Syllables Definitions · · · (noun) any of the flagellated cells in sponges having a collar of cytoplasm around the flagellum; they maintain a flow of water through the body. Synonyms: collar cell. · · Noun Definition 1 Synonyms · · · collar cell · · Synonym 1 Characters · · a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 h latin small letter h U+0068 n latin small letter n U+006E o latin small letter o U+006F t latin small letter t U+0074 y latin small letter y U+0079