Definition of spore

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Spore (n.) An embryo sac or embryonal vesicle in the ovules of flowering plants.

Lern More About Spore

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..
Moss :: Moss (n.) A cryptogamous plant of a cellular structure, with distinct stem and simple leaves. The fruit is a small capsule usually opening by an apical lid, and so discharging the spores. There are many species, collectively termed Musci, growing on the earth, on rocks, and trunks of trees, etc., and a few in running water..
Polysporous :: Polysporous (a.) Containing many spores.
Oospore :: Oospore (n.) A special kind of spore resulting from the fertilization of an oosphere by antherozoids.
Quillwort :: Quillwort (n.) Any plant or species of the genus Isoetes, cryptogamous plants with a cluster of elongated four-tubed rushlike leaves, rising from a corm, and containing spores in their enlarged and excavated bases. There are about seventeen American species, usually growing in the mud under still, shallow water. So called from the shape of the shape of the leaves..
Spermatophore :: Spermatophore (n.) Same as Spermospore.
Yeast :: Yeast (n.) The foam, or troth (top yeast), or the sediment (bottom yeast), of beer or other in fermentation, which contains the yeast plant or its spores, and under certain conditions produces fermentation in saccharine or farinaceous substances; a preparation used for raising dough for bread or cakes, and making it light and puffy; barm; ferment..
Aeroscope :: Aeroscope (n.) An apparatus designed for collecting spores, germs, bacteria, etc., suspended in the air..
Favella :: Favella (n.) A group of spores arranged without order and covered with a thin gelatinous envelope, as in certain delicate red algae..
Basidium :: Basidium (n.) A special oblong or pyriform cell, with slender branches, which bears the spores in that division of fungi called Basidiomycetes, of which the common mushroom is an example..
Sporule :: Sporulation (n.) The act or process of forming spores; spore formation. See Illust. of Bacillus, b..
Endosporous :: Endosporous (a.) Having the spores contained in a case; -- applied to fungi.
Zonate :: Zonate (a.) Divided by parallel planes; as, zonate tetraspores, found in certain red algae..
Isosporic :: Isosporic (a.) Producing but one kind of spore, as the ferns and Equiseta. Cf. Heterosporic..
Sporocarp :: Sporification (n.) Spore formation. See Spore formation (b), under Spore..
Spore :: Sporangium (n.) A spore case in the cryptogamous plants, as in ferns, etc..
Sporocarp :: Sporocarp (n.) A closed body or conceptacle containing one or more masses of spores or sporangia.
Protonema :: Protonema (n.) The primary growth from the spore of a moss, usually consisting of branching confervoid filaments, on any part of which stem and leaf buds may be developed..
Blastophore :: Blastophore (n.) That portion of the spermatospore which is not converted into spermatoblasts, but carries them..
Diaspore :: Diaspore (n.) A hydrate of alumina, often occurring in white lamellar masses with brilliant pearly luster; -- so named on account of its decrepitating when heated before the blowpipe..
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