- See under spermatocyte.
Origin of primary spermatocyte
First recorded in 1895–1900
- 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.
Origin of spermatocyte
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- zoology an immature male germ cell, developed from a spermatogonium, that gives rise, by meiosis, to four spermatids
- botany a male germ cell that develops into an antherozoid
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
- The spermatocyte arising by a growth phase from a spermatogonium.
- A diploid cell that undergoes meiosis to form four spermatids.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
- A diploid cell that undergoes meiosis to form four spermatids, cells which then develop into sperm. See more at spermatogenesis.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.