Definition of Graafian follicle in English:

Graafian follicle

Syllabification: Graaf·i·an fol·li·cle
Pronunciation: /ˌgräfēən ˈfälikəl


  • A fluid-filled structure in the mammalian ovary within which an ovum develops before ovulation.
    More example sentences
    • For some unexplained reason normally only one follicle becomes more successful than the others and towards mid-cycle this dominant Graafian follicle rises to the surface of the ovay.


mid 19th century: named after R. de Graaf (1641–73), Dutch anatomist.

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