Pronunciation: (spûr-mat'u-sīt", spûr'mu-tu-), [key]
—n. Cell Biol.
a male germ cell (primary spermatocyte) that gives rise by meiosis to a pair of haploid cells (secondary spermatocytes) that give rise in turn to spermatids.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.