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Definition of Trophoblast
1. Noun. The membrane that forms the wall of the blastocyst in early development; aids implantation in the uterine wall. "After implantation of the blastocyst in the uterine wall the trophoblast divides into two layers, the chorion and the placenta"
Group relationships: Blastosphere, Blastula
Generic synonyms: Membrane, Tissue Layer
Derivative terms: Trophoblastic
Generic synonyms: Membrane, Tissue Layer
Derivative terms: Trophoblastic
Definition of Trophoblast
1. [n -S]
Medical Definition of Trophoblast
1.