Spore

[spɔː] or [spɔr]

解释:

(noun.) a small usually single-celled asexual reproductive body produced by many nonflowering plants and fungi and some bacteria and protozoans and that are capable of developing into a new individual without sexual fusion; 'a sexual spore is formed after the fusion of gametes'.

编辑:纽曼--From WordNet

解释:

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

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

(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.

(n.) One of the parts formed by fission in certain Protozoa. See Spore formation, belw.

阿方斯校对

解释:

n. the reproductive body in flowerless plants like the fern analogous to the seeds of ordinary flowering plants but containing no embryo: a germ a seed a source of being generally.—adjs. Sporan′gial; Sporangif′erous; Sporan′giform; Sporan′gioid like a sporangium.—ns. Sporangī′olum a small sporangium; Sporan′giophōre the receptacle which bears the sporangia; Sporan′giospōre one of the peculiar spores of the Myxomycetes; Sporan′gium (pl. Sporan′gia) a spore-case the sac in which the spores are produced endogenously—also Spore′-case; Spō′ridesm (bot.) a pluricellular body which becomes free like a simple spore and in which every cell is capable of germinating; Sporidī′olum a secondary sporidium; Sporid′ium a secondary spore borne on a promycelium: an ascospore; Sporificā′tion spore-production; Sporipar′ity reproduction by means of spores.—adj. Sporip′arous.—ns. Spō′rocarp a many-celled form of fruit produced in certain lower cryptogams in consequence of a sexual act; Spō′rocyst the cyst or capsule developed in the process of sporular encystment.—adj. Sporocyst′ic.—ns. Spō′roderm the wall or covering of a spore; Sporogen′esis reproduction by means of spores—also Sporog′eny.—adj. Sporog′enous.—n. Sporogō′nium the sporocarp capsule or so-called 'moss-fruit' in mosses.—adj. Spō′roid like a spore.—ns. Sporol′ogist a botanist who emphasises the spores in classification; Spō′rophore the part of the thallus which bears spores: the placenta in flowering plants: a sporophyte.—adjs. Sporophor′ic Sporoph′orous.—ns. Spō′rophyl the leaf bearing the spores or spore receptacles; Spō′rophyte the spore-bearing stage in the life-cycle of a plant.—adj. Sporophyt′ic.—ns. Spō′rosac one of the gonophores of certain hydrozoans in which the medusoid structure is not developed: a redia or spiro-cyst in Vermes; Sporostē′gium the so-called fruit of plants in the Charace consisting of the hard brownish spirally-twisted shell or covering of the spore.—adjs. Spō′rous; Spō′rular.—ns. Sporulā′tion conversion into spores or sporules—also Sporā′tion; Spō′rule a small spore.—adjs. Sporulif′erous Spor′uloid.

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