Definition of spore

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Spore (n.) One of the minute grains in flowerless plants, which are analogous to seeds, as serving to reproduce the species..

Lern More About Spore

Fructification :: Fructification (n.) The process of producing fruit, or seeds, or spores..
Urn :: Urn (n.) A hollow body shaped like an urn, in which the spores of mosses are contained; a spore case; a theca..
Cryptogamia :: Cryptogamia (n.) The series or division of flowerless plants, or those never having true stamens and pistils, but propagated by spores of various kinds..
Teleutospore :: Teleutospore (n.) The thick-celled winter or resting spore of the rusts (order Uredinales), produced in late summer. See Illust. of Uredospore..
Zyophyte :: Zyophyte (n.) Any plant of a proposed class or grand division (Zygophytes, Zygophyta, or Zygosporeae), in which reproduction consists in the union of two similar cells. Cf. Oophyte..
Spore :: Spore (n.) An embryo sac or embryonal vesicle in the ovules of flowering plants.
Endospore :: Endospore (n.) The thin inner coat of certain spores.
Rhodosperm :: Rhodosperm (n.) Any seaweed with red spores.
Gemma :: Gemma (n.) A bud spore; one of the small spores or buds in the reproduction of certain Protozoa, which separate one at a time from the parent cell..
Zoospore :: Zoospore (n.) A spore provided with one or more slender cilia, by the vibration of which it swims in the water. Zoospores are produced by many green, and by some olive-brown, algae. In certain species they are divided into the larger macrozoospores and the smaller microzoospores. Called also sporozoid, and swarmspore..
Vegetable :: Vegetable (v.) Plants without true flowers, and reproduced by minute spores of various kinds, or by simple cell division..
Hypnocyst :: Hypnocyst (n.) A cyst in which some unicellular organisms temporarily inclose themselves, from which they emerge unchanged, after a period of drought or deficiency of food. In some instances, a process of spore formation seems to occur within such cysts..
Anthrax :: Anthrax (n.) An infectious disease of cattle and sheep. It is ascribed to the presence of a rod-shaped bacterium (Bacillus anthracis), the spores of which constitute the contagious matter. It may be transmitted to man by inoculation. The spleen becomes greatly enlarged and filled with bacteria. Called also splenic fever..
Basidiospore :: Basidiospore (n.) A spore borne by a basidium.
Sporidium :: Sporidium (n.) A secondary spore, or a filament produced from a spore, in certain kinds of minute fungi..
Proembryo :: Proembryo (n.) The primary growth from the spore in certain cryptogamous plants; as, the proembryo, or protonema, of mosses..
Sporule :: Sporulation (n.) The act or process of forming spores; spore formation. See Illust. of Bacillus, b..
Sporran :: Sporozoid (n.) Same as Zoospore.
Spermatospore :: Spermatospore (n.) Same as Spermospore.
Angiocarpous :: Angiocarpous (a.) Having the seeds or spores covered, as in certain lichens..
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