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trophoblast: Meaning and Definition of
troph•o•blast
Pronunciation: (trof'u-blast", trō'fu-), [key]
— n. Embryol.
- the layer of extraembryonic ectoderm that chiefly nourishes the embryo or develops into fetal membranes with nutritive functions.
See also:
- trophoblast (Thesaurus)
