Definition of ovule in English:


Syllabification: ov·ule
Pronunciation: /ˈōvyo͞ol, ˈäv-


  • 1A small or immature ovum.
    More example sentences
    • We detected no advantage to multiple paternity in reducing either the number of unfertilized ovules or stillborn young.
    • The ovule has a complex structure, with several substructures spatially organized.
  • 1.1 Botany The part of the ovary of seed plants that contains the female germ cell and after fertilization becomes the seed.
    More example sentences
    • The number of pollen tubes and ovules in the ovaries of each of six dissected pistils from each cross is shown.
    • It is well known that most flowering plants produce more ovules than the number of seeds they mature.
    • Once the pollen has fertilized the egg cell contained within the ovule, the ovule develops into a seed, and the ovary of the enclosing carpel begins to enlarge and ripen, forming the fruit.



More example sentences
  • These filial organs are enclosed by a maternal seed coat, derived from one or both ovular integuments.
  • Nevertheless, there is a consensus that the palisade layer, which develops from the outer epidermis of the outer ovular integument, is critical in determining the permeability property of a seed coat.
  • However, any role of ethylene, produced due to damaging the ovular base, cannot be excluded.


early 19th century: from French, from medieval Latin ovulum, diminutive of ovum.

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