Definition of Graafian follicle in English:

Graafian follicle

Line breaks: Graaf|ian fol|licle
Pronunciation: /ˈgrɑːfɪən


  • A fluid-filled structure in the mammalian ovary within which an ovum develops prior to 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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