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Definition of "oospheres" [oospheres]

  • Plural form of oosphere. (noun)

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Use "oospheres" in a sentence
  • "In many cases the differentiation of the sexual cells does not proceed so far as the formation of antherozoids or of distinct oospheres; these cases I shall investigate with the others in detail presently."
  • "The macrospore or embryo-sac produces a prothallium called the endosperm, in which archegonia or corpuscula are formed; and lastly, in typical dicotyledons it is only lately that any trace of a prothallium from the microspore or pollen cell has been discovered, while the macrospore or embryo-sac produces only two or three prothallium cells, known as antipodal cells, and two or three oospheres, known as germinal vesicles."
  • "From the time of the appearance of the wall these bodies are no longer oospheres, but oospores."
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