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单词 blastosphere
释义
Blastosphere
nnoun.animalearly stage of an embryo produced by cleavage of an ovum; a liquid-filled sphere whose wall is composed of a single layer of cells; during this stage (about eight days after fertilization) implantation in the wall of the uterus occurs
Synset:blastula
Derivationally Related Form:blastularblastospheric
Hypernyms:conceptus embryo fertilized egg
Inherited Hypernyms:blastulaembryoanimalorganismliving thingwholeobjectphysical entityentity
Direct Hyponyms:blastocystblastodermic vessicle
Part Meronyms:blastocele blastocoel blastocoele cleavage cavity segmentation cavity trophoblast
Full Hyponyms:
blastocyst
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更新时间:2024/12/22 23:56:56