Definition of spore

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Sporangium (n.) A spore case in the cryptogamous plants, as in ferns, etc..

Lern More About Spore

Spermoblast :: Spermoblast (n.) One of the cells formed by the division of the spermospore, each of which is destined to become a spermatozoid; a spermatocyte; a spermatoblast..
Acrosporous :: Acrosporous (a.) Having acrospores.
Fructification :: Fructification (n.) The collective organs by which a plant produces its fruit, or seeds, or reproductive spores..
Bacterium :: Bacterium (n.) A microscopic vegetable organism, belonging to the class Algae, usually in the form of a jointed rodlike filament, and found in putrefying organic infusions. Bacteria are destitute of chlorophyll, and are the smallest of microscopic organisms. They are very widely diffused in nature, and multiply with marvelous rapidity, both by fission and by spores. Certain species are active agents in fermentation, while others appear to be the cause of certain infectious diseases. See Bacillus
Oogonium :: Oogonium (n.) A special cell in certain cryptogamous plants containing oospheres, as in the rockweeds (Fucus), and the orders Vaucherieae and Peronosporeae..
Tetraspore :: Tetraspore (n.) A nonsexual spore, one of a group of four regularly occurring in red seaweeds..
Macrosporangium :: Macrosporangium (n.) A sporangium or conceptacle containing only large spores; -- opposed to microsporangium. Both are found in the genera Selaginella, Isoctes, and Marsilia, plants remotely allied to ferns..
Vegetable :: Vegetable (v.) Plants without true flowers, and reproduced by minute spores of various kinds, or by simple cell division..
Microsporangium :: Microsporangium (n.) A sporangium or conceptacle containing only very minute spores. Cf. Macrosporangium.
Sporuliferous :: Sporule (n.) A small spore; a spore.
Proembryo :: Proembryo (n.) The primary growth from the spore in certain cryptogamous plants; as, the proembryo, or protonema, of mosses..
Endosporous :: Endosporous (a.) Having the spores contained in a case; -- applied to fungi.
Elater :: Elater (n.) An elastic spiral filament for dispersing the spores, as in some liverworts..
Spore :: Spore (n.) An embryo sac or embryonal vesicle in the ovules of flowering plants.
Sporogony :: Sporogenesis (n.) reproduction by spores.
Aeroscope :: Aeroscope (n.) An apparatus designed for collecting spores, germs, bacteria, etc., suspended in the air..
Zoosporangium :: Zoosporangium (n.) A spore, or conceptacle containing zoospores..
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..
Angiocarpous :: Angiocarpous (a.) Having the seeds or spores covered, as in certain lichens..
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..
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