See Also: trophectoderm(medicine)
Trophectoderm(health)

supplant (iou) and trophectoderm (medicine)


supplant (iou)



supplant verb trans. ME.
[Old & mod. French supplanter or Latin supplantare trip up, overthrow, formed as SUB- + planta sole of the foot.]
Trip up, cause to stumble or fall by tripping. rare. ME-M17.
fig. Cause the downfall of, bring low, overthrow; confound or frustrate (a plan etc.). ME-L18.
Dispossess and take the place of (a person), esp. by treacherous or underhand means (formerly foll. by from, of); take the place of, supersede, replace, (a thing). ME.
R. Graves She became the virtual head of our family, supplanting my mother. A. Blond The book will be supplanted by..the microchip.
b. Remove from a position, get rid of, oust. Now rare. L16.
Uproot (a plant etc.), root out (lit. & fig.). L16-M17.
supplan'tation noun LME.
supplanter noun ME.

trophectoderm (medicine)


trophectoderm
<embryology> The extra embryonic part of the ectoderm of mammalian embryos at the blastocyst stage before the mesoderm becomes associated with the ectoderm.