trophoblast
English Thesaurus
1. the membrane that forms the wall of the blastocyst in early development; aids implantation in the uterine wall (noun.animal)
| hypernym | : | membrane, tissue layer, |
| definition | : | a pliable sheet of tissue that covers or lines or connects the organs or cells of animals or plants (noun.body) |
| part meronym | : | blastosphere, blastula, |
| definition | : | early 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 (noun.animal) |
| derivation | : | trophoblastic, |
| definition | : | of or relating to the trophoblast (adj.pert) |
| derivation | : | trophoblastic, |
| definition | : | of or relating to the trophoblast (adj.pert) |
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