embryonic
81embryonic pole — the area of the blastocyst where the embryoblast and the trophoblast are in contact; the embryoblast attaches to the endometrial epithelium at this pole …
82embryonic rest — epithelial rest, fetal rest see rest (def. 2) …
83embryonic sac — blastocyst …
84embryonic testicular regression syndrome — vanishing testes s …
85embryonic disk — em′bryon′ic disk′ n. 1) dvl in the early embryo of mammals, the flattened inner cell mass that arises at the end of the blastocyst stage and from which the embryo begins to differentiate 2) dvl the blastodisk of yolky eggs 3) blastodisk •… …
86embryonic membrane — em′bryon′ic mem′brane n. dvl extraembryonic membrane • Etymology: 1945–50 …
87embryonic stem cells — Abbreviation: ES cells Cells of the early embryo that can give rise to all differentiated cells, including germ line cells …
88embryonic cell — noun a cell of an embryo • Syn: ↑formative cell • Hypernyms: ↑cell • Hyponyms: ↑blastocyte, ↑ameloblast, ↑osteoblast, ↑bone forming cell, ↑ …
89embryonic membrane — noun the inner membrane of embryos in higher vertebrates (especially when covering the head at birth) • Syn: ↑caul, ↑veil • Hypernyms: ↑fetal membrane • Part Holonyms: ↑placenta * * * noun …
90embryonic stem-cell research — noun biological research on stem cells derived from embryos and on their use in medicine • Hypernyms: ↑stem cell research …