blastocyst

noun

blas·to·cyst ˈbla-stə-ˌsist

: the modified blastula of a placental mammal having an outer layer composed of the trophoblast

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Rather than actual embryos, the team experimented with stem cells and models of blastocysts called blastoids. —

Michael Irving, New Atlas, 3 Oct. 2024 Some mammal species have an ability known as embryonic diapause, in which the development of an embryo can be paused for weeks or even months, keeping the blastocyst from implanting in the uterus. —

Michael Irving, New Atlas, 3 Oct. 2024 These include: Would IVF doctors and embryologists be found at fault for the failure of an embryo to grow to the blastocyst stage (as occurs naturally in more than 50% of patients)? —

Fiorella Valdesolo, Allure, 13 Sep. 2024 Would these cruel judges have three-day-old blastocysts preserved until the end of time, and if so, at whose cost? —

New York Daily News Editorial Board, New York Daily News, 25 Feb. 2024 See all Example Sentences for blastocyst