ovule definition

  • noun:
    • Botany one minute construction in seed plants, containing the embryo sac and surrounded by the nucellus, that develops into a seed after fertilization.
    • Zoology a tiny or immature ovum.
    • the dwelling in a plant that develops into a seed after fertilization; the megasporangium of a seed plant featuring its enclosing integuments.
    • An immature ovum in mammals.
    • The rudiment of a seed. It expands from a placenta, and contains a soft nucleus within two delicate coatings. The affixed root of the ovule could be the hilum, the coatings are united using nucleus during the chalaza, and their minute orifice could be the foramen.
    • An ovum.
    • A. little egg: specifically, in anat., physiol., and zoology, an ovulum or ovum, specially a small one, as compared to a mammal, or one not however matured and released through the ovary: specifically applied by Haeckel to your ovum or fertilizable but unfertilized egg-cell of the female, conformable if you use spermule for male sperm-cell. Its protoplasm is called by him ovoplasm, and its nucleus ovococcus.
    • In botany, a young or standard seed; a peculiar outgrowth or creation of the carpel which, upon fertilization while the formation of an embryo within, becomes the seed.
    • Some tiny human body like or likened to an ovule: because, an ovule of Naboth. See ovulum.
    • a tiny or immature ovum
    • a small human anatomy which has the female germ cell of a plant; develops into a seed after fertilization

Related Sources

  • Definition for "ovule"
    • Botany one minute construction in seed plants, containing…
    • View More
  • Sentence for "ovule"
  • Cross Reference for "ovule"
  • Apiculture Dictionary for "ovule"
    • An immature female germ mobile, which…
    • View More
149 votes

How would you define ovule?

All the definitions on AZdictionary were written by people just like you. Now's your chance to add your own!