spermatogenesis

noun

sper·mato·gen·e·sis | \ (ˌ)spər-ˌma-tə-ˈje-nə-səs

Definition of spermatogenesis

: the process of male gamete formation including formation of a spermatocyte from a spermatogonium, meiotic division of the spermatocyte, and transformation of the four resulting spermatids into spermatozoa

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Vibliome will develop a drug that will impair spermatogenesis by building on work already done by researchers at Stamford University. — Hannah Flynn, Ars Technica, "More than half a century later, where’s the male pill?," 28 Feb. 2018 The team at Stamford has previously determined the role of homeodomain-interacting protein kinase 4 (HIPK4) in the later stages of spermatogenesis, and it is thought that a drug targeting this kinase could be used as a contraceptive. — Hannah Flynn, Ars Technica, "More than half a century later, where’s the male pill?," 28 Feb. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'spermatogenesis.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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The first known use of spermatogenesis was in 1881

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spermatogenesis

noun

sper·mato·gen·e·sis | \ (ˌ)spər-ˌmat-ə-ˈjen-ə-səs

plural spermatogeneses\ -ˌsēz

Medical Definition of spermatogenesis

: the process of male gamete formation including formation of a primary spermatocyte from a spermatogonium, meiotic division of the spermatocyte, and transformation of the four resulting spermatids into spermatozoa