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a cell produced by meiotic division of a secondary spermatocyte; it develops into the spermatozoon.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.


The primordial male cell derived by mitotic division from the yolk sac that migrates into the developing testes. Subsequent to puberty, it differentiates by increasing several times in size to become a primary spermatocyte.
See also: spermatid.
[spermato- + G. gonē, generation]
Farlex Partner Medical Dictionary © Farlex 2012


, spermatogone (spĕr'mă-tō-gō'nē-ŭm, -mă-tō-gōn)
The undifferentiated male sex cell derived by mitotic division from a primordial germ cell; increasing several times in size, it becomes a primary spermatocyte.
See also: spermatid
Synonym(s): spermatoblast.
[spermato- + G. gonē, generation]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
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