embryonic disk — or embryonic disc n 1 a) BLASTODISC b) BLASTODERM 2) the part of the inner cell mass of a blastocyst from which the embryo of a placental mammal develops called also embryonic shield … Medical dictionary
Embryonic disk — Infobox Embryology Name = PAGENAME Latin = GraySubject = 6 GrayPage = 47 Caption = Section through embryonic disk of Vespertilio murinus. Caption2 = Surface view of embryo of a rabbit. (After Kölliker.) arg. Embryonic disk. pr. Primitive streak.… … Wikipedia
embryonic disk — noun 1. a. : blastodisc b. : blastoderm 2. or embryonic shield : the part of the inner cell mass of a blastoc … Useful english dictionary
embryonic disk — noun Date: circa 1938 1. a. blastodisc b. blastoderm 2. the part of the inner cell mass of a blastocyst from which the embryo of a placental mammal develops called also embryonic shield … New Collegiate Dictionary
embryonic 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 •… … From formal English to slang
embryonic shield — noun see embryonic disk … New Collegiate Dictionary
embryonic shield — noun see embryonic disk 2 … Useful english dictionary
disk — 1. A round, flat plate; any approximately flat circular structure. 2. SYN: lamella (2). 3. In dentistry, a circular piece of thin paper or other material, coated with an abrasive substance, used for cutting and polishing tee … Medical dictionary
embryonicdisk — embryonic disk n. 1. A platelike mass of cells in the blastocyst from which a mammalian embryo develops. Also called embryonic shield. 2. See germinal disk. * * * … Universalium
embryonicshield — embryonic shield n. See embryonic disk. * * * … Universalium