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Fecundation :: Fecundation (n.) The act by which, either in animals or plants, material prepared by the generative organs the female organism is brought in contact with matter from the organs of the male, so that a new organism results; impregnation; fertilization..

Superfecundity :: Superfecundation (n.) Fertilization of two ova, at the same menstruation, by two different acts of coition..

Fertilization :: Fertilization (n.) The act or process of rendering fertile.

Female :: Female (n.) A plant which produces only that kind of reproductive organs which are capable of developing into fruit after impregnation or fertilization; a pistillate plant.

Hercogamous :: Hercogamous (a.) Not capable of self-fertilization; -- said of hermaphrodite flowers in which some structural obstacle forbids autogamy.

Orthogamy :: Orthogamy (n.) Direct fertilization in plants, as when the pollen fertilizing the ovules comes from the stamens of the same blossom; -- opposed to heterogamy..

Warp :: Warp (v. t.) To let the tide or other water in upon (lowlying land), for the purpose of fertilization, by a deposit of warp, or slimy substance..

Pseudovum :: Pseudovum (n.) An egglike germ produced by the agamic females of some insects and other animals, and by the larvae of certain insects. It is capable of development without fertilization. See Illust. of Paedogenesis..

Carpophyte :: Carpophyte (n.) A flowerless plant which forms a true fruit as the result of fertilization, as the red seaweeds, the Ascomycetes, etc..

Autogamy :: Autogamy (n.) Self-fertilization, the fertilizing pollen being derived from the same blossom as the pistil acted upon..

Cleistogamous :: Cleistogamous (a.) Having, beside the usual flowers, other minute, closed flowers, without petals or with minute petals; -- said of certain species of plants which possess flowers of two or more kinds, the closed ones being so constituted as to insure self-fertilization..

Parthenogenesis :: Parthenogenesis (n.) The production of new individuals from virgin females by means of ova which have the power of developing without the intervention of the male element; the production, without fertilization, of cells capable of germination. It is one of the phenomena of alternate generation. Cf. Heterogamy, and Metagenesis..

Intercross :: Intercross (n.) The process or result of cross fertilization between different kinds of animals, or different varieties of plants..

Self-fertilization :: Self-fertilization (n.) The fertilization of a flower by pollen from the same flower and without outer aid; autogamy.

Impregnation :: Impregnation (n.) The fusion of a female germ cell (ovum) with a male germ cell (in animals, a spermatozoon) to form a single new cell endowed with the power of developing into a new individual; fertilization; fecundation..

Female :: Female (a.) Having pistils and no stamens; pistillate; or, in cryptogamous plants, capable of receiving fertilization..

Geitonogamy :: Geitonogamy (n.) Fertilization of flowers by pollen from other flowers on the same plant.

Oospore :: Oospore (n.) A special kind of spore resulting from the fertilization of an oosphere by antherozoids.

Hectocotylus :: Hectocotylus (n.) One of the arms of the male of most kinds of cephalopods, which is specially modified in various ways to effect the fertilization of the eggs. In a special sense, the greatly modified arm of Argonauta and allied genera, which, after receiving the spermatophores, becomes detached from the male, and attaches itself to the female for reproductive purposes..

Parthenogenesis :: Parthenogenesis (n.) The production of seed without fertilization, believed to occur through the nonsexual formation of an embryo extraneous to the embrionic vesicle..

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