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(), a.[See Germ.] Pertaining or belonging to a germ; as, the germinal vesicle. Germinal layers (Biol.), the two layers of cells, the ectoblast and entoblast, which form respectively the outer covering and inner wall of the gastrula. A third layer of cells, the mesoblast, which is formed later and lies between these two, is sometimes included. Germinal membrane. (Biol.) Same as Blastoderm. Germinal spot (Biol.), the nucleolus of the ovum. Germinal vesicle, (Biol.) , the nucleus of the ovum of animals. Ger°minal" (), n.[F. See Germ .] The seventh month of the French republican calendar [1792 -- 1806]. It began March 21 and ended April 19. See Vendmiaire. Ger"minal a.(Biol.) Of or pertaining to the germ, or germ cells, as distinguished from the somatic cells. スポンサード リンク
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