Definition of ovule in English:

Share this entry


Pronunciation: /ˈɒvjuːl/
Pronunciation: /ˈəʊvjuːl/


The part of the ovary of seed plants that contains the female germ cell and after fertilization becomes the seed.
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.



Pronunciation: /ˈɒvjʊlə/
Pronunciation: /ˈəʊvjʊlə/
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.

For editors and proofreaders

Line breaks: ovule

Share this entry

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.