Definition of spermatogonium in English:

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Pronunciation: /spərˌmatəˈɡōnēəm/ Pronunciation: /ˌspərmə-/

noun (plural spermatogonia /-ˈɡōnēə/)

A cell produced at an early stage in the formation of spermatozoa, formed in the wall of a seminiferous tubule and giving rise by mitosis to spermatocytes.
Example sentences
  • In severely degenerated tubules, only spermatogonia and Sertoli cells were observed, and pachytene spermatocytes sloughing into the lumen were observed.
  • The primitive germinal cells are the spermatogonia, which lie peripherally in the tubule wall, outside the barrier of Sertoli cell junctions.
  • In the testis, these cells are termed the spermatogonia.



Pronunciation: /-nēəl/
Example sentences
  • Because they can now grow spermatogonial stem cells in culture, researchers have a ready source of cells that they could manipulate genetically, explained the study's senior author.
  • A maximum of 50 offspring were tested from each ENU-treated male to prevent the recovery of identical mutations from the limited population of spermatogonial stem cells.
  • At the apical end of the testes, stem cells divide to produce a spermatogonial cell that undergoes four rounds of mitosis to produce 16 primary spermatocytes.


Late 19th century: from sperm + modern Latin gonium (from Greek gonos 'offspring, seed').

For editors and proofreaders

Syllabification: sper·mat·o·go·ni·um

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