ovule(redirected from Ovules)
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1. Botany A structure in seed plants that consists of the embryo sac surrounded by the nucellus and one or two integuments and that develops into a seed after it is fertilized.
2. Zoology A small or immature ovum.
ov′u·lar (ŏv′yə-lər, ō′vyə-), ov′u·lar′y (-lĕr′ē) adj.
1. (Botany) a small body in seed-bearing plants that consists of the integument(s), nucellus, and embryosac (containing the egg cell) and develops into the seed after fertilization
2. (Zoology) zoology an immature ovum
[C19: via French from Medieval Latin ōvulum a little egg, from Latin ōvum egg]
ov•ule(ˈɒv yul, ˈoʊ vyul)
1. the structure in seed plants that contains the embryo sac and that develops into a seed after fertilization.
2. a small egg.
[1820–30; < Latin ōvulum]
A small part in a seed-bearing plant that becomes a seed after its egg cell has been fertilized by a male cell. See more at flower.
A structure inside a plant ovary containing female gamete. It develops into seed after fertilization.
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|Noun||1.||ovule - a small body that contains the female germ cell of a plant; develops into a seed after fertilization|
reproductive structure - the parts of a plant involved in its reproduction
chalaza - basal part of a plant ovule opposite the micropyle; where integument and nucellus are joined
nucellus - central part of a plant ovule; contains the embryo sac
micropyle - minute opening in the wall of an ovule through which the pollen tube enters
amphitropous ovule - a partly inverted ovule turned back 90 degrees on its stalk
anatropous ovule - a completely inverted ovule turned back 180 degrees on its stalk
campylotropous ovule - a curved ovule with the micropyle almost touching the funiculus
orthotropous ovule - a completely straight ovule with the micropyle at the apex
seed - a mature fertilized plant ovule consisting of an embryo and its food source and having a protective coat or testa
|2.||ovule - a small or immature ovum|