plasmoditrophoblastn.
/plazˌməʊdɪˈtrɒfə(ʊ)blɑːst/, /plazˌməʊdɪˈtrɒfə(ʊ)blast/, U.S. /plæzˌmoʊdiˈtrɑfəˌblæst/ Embryology. Now rare.
= syncytiotrophoblast n. at syncytium n. Derivatives.
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the world > life > biology > biological processes > procreation or reproduction > embryo or fetus > embryo parts > [noun] > trophoblast
trophoblast1889
plasmoditrophoblast1905
trophectoderm1915
syncytiotrophoblast1926
1905 Proc. Royal Soc. B. 76 393 A slight tendency to a heaping up of the trophoblast occurs, in which a distinction into a plasmoditrophoblast and a cytotrophoblast can be detected.
1966 Jrnl. Obstetr. & Gynaecol. Brit. Commonw. 73 966 (title) On the phagocytosis of iron-dextran by the human plasmoditrophoblast.
1984 Placenta 5 154 Vernhout (1895) assumed this in describing the destruction of the uterine epithelium and in considering the syncytial trophoblast (‘plasmoditrophoblast’) as being of fetal origin.
This is a new entry (OED Third Edition, June 2009; most recently modified version published online March 2022).
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n.1905