Definition of spore

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Spore (n.) A minute grain or germ; a small, round or ovoid body, formed in certain organisms, and by germination giving rise to a new organism; as, the reproductive spores of bacteria, etc..

Lern More About Spore

Sporocarp :: Sporocarp (n.) A closed body or conceptacle containing one or more masses of spores or sporangia.
Sphaerospore :: Sphaerospore (n.) One of the nonsexual spores found in red algae; a tetraspore.
Microsporangium :: Microsporangium (n.) A sporangium or conceptacle containing only very minute spores. Cf. Macrosporangium.
Oophore :: Oophore (n.) An alternately produced form of certain cryptogamous plants, as ferns, mosses, and the like, which bears antheridia and archegonia, and so has sexual fructification, as contrasted with the sporophore, which is nonsexual, but produces spores in countless number. In ferns the oophore is a minute prothallus; in mosses it is the leafy plant..
Sporidium :: Sporidium (n.) A secondary spore, or a filament produced from a spore, in certain kinds of minute fungi..
Sporogony :: Sporogenesis (n.) reproduction by spores.
Spore :: Spore (n.) An embryo sac or embryonal vesicle in the ovules of flowering plants.
Acrosporous :: Acrosporous (a.) Having acrospores.
Hymenium :: Hymenium (n.) The spore-bearing surface of certain fungi, as that on the gills of a mushroom..
Lycoperdon :: Lycoperdon (n.) A genus of fungi, remarkable for the great quantity of spores, forming a fine dust, which is thrown out like smoke when the plant is compressed or burst; puffball..
Conjugation :: Conjugation (n.) A kind of sexual union; -- applied to a blending of the contents of two or more cells or individuals in some plants and lower animals, by which new spores or germs are developed..
Encystment :: Encystment (n.) A process which, among some of the lower forms of life, precedes reproduction by budding, fission, spore formation, etc..
Apogamy :: Apogamy (n.) The formation of a bud in place of a fertilized ovule or oospore.
Zoosporangium :: Zoosporangium (n.) A spore, or conceptacle containing zoospores..
Aeroscope :: Aeroscope (n.) An apparatus designed for collecting spores, germs, bacteria, etc., suspended in the air..
Urn :: Urn (n.) A hollow body shaped like an urn, in which the spores of mosses are contained; a spore case; a theca..
Sporophoric :: Sporophore (n.) That alternately produced form of certain cryptogamous plants, as ferns, mosses, and the like, which is nonsexual, but produces spores in countless numbers. In ferns it is the leafy plant, in mosses the capsule. Cf. Oophore..
Selaginella :: Selaginella (n.) A genus of cryptogamous plants resembling Lycopodia, but producing two kinds of spores; also, any plant of this genus. Many species are cultivated in conservatories..
Rust :: Rust (n.) A minute mold or fungus forming reddish or rusty spots on the leaves and stems of cereal and other grasses (Trichobasis Rubigo-vera), now usually believed to be a form or condition of the corn mildew (Puccinia graminis). As rust, it has solitary reddish spores; as corn mildew, the spores are double and blackish..
Athalamous :: Athalamous (a.) Not furnished with shields or beds for the spores, as the thallus of certain lichens..
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