- Cell Biology. one of the cells that result from the meiotic divisions of a spermatocyte and mature into spermatozoa.
Origin of spermatid
1885–90; spermat- + -id3
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for spermatid
Spermatid, showing acrosome material (a) migrating to side of nucleus opposite centrosome.
Spermatid with divided spindle-substance and the corresponding double-tailed form.
Spermatid showing a conspicuous chromatin element in nucleus, and spindle-remains (s) elongated.
Spermatid, showing centrosome (c) and divided spindle-remains (s and a).
- zoology any of four immature male gametes that are formed from a spermatocyte, each of which develops into a spermatozoon
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
- Any of the four haploid cells formed by meiosis in a male organism that develop into spermatozoa without further division.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.