Definition of Spore

Pronunciation: spōr
n.1.(Bot.) One of the minute grains in flowerless plants, which are analogous to seeds, as serving to reproduce the species.
2.An embryo sac or embryonal vesicle in the ovules of flowering plants.
2.(Biol.) 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.
Spore formation
a - (Biol) A mode of reproduction resembling multiple fission, common among Protozoa, in which the organism breaks up into a number of pieces, or spores, each of which eventually develops into an organism like the parent form.
b - The formation of reproductive cells or spores, as in the growth of bacilli.
- Balfour.


Related Words

adenovirus, aerobe, aerobic bacteria, amoeba, anaerobe, anaerobic bacteria, bacillus, bacteria, bacterium, basidium, bug, coccus, cystocarp, disease-producing microorganism, echovirus, enterovirus, filterable virus, fungus, germ, gram-negative bacteria, gram-positive bacteria, macrospore, megaspore, microbe, microorganism, microsporangium, microspore, mold, nonfilterable virus, pathogen, picornavirus, planospore, protozoa, protozoon, reovirus, rhinovirus, rickettsia, sorus, spirillum, spirochete, sporangium, sporocarp, sporocyst, sporocyte, sporophore, sporophyte, sporule, staphylococcus, streptococcus, swarm spore, trypanosome, vibrio, virus, zoospore, zygospore

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Spoonbilled widgeon
Spoondrift
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