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.

Germinal
(||Ger`mi*nal") n. [F. See Germ .] The seventh month of the French republican calendar [1792 — 1806]. It began March 21 and ended April 19. See VendÉmiaire.

Germinant
(Ger"mi*nant) a. [L. germinans, p. pr.] Sprouting; sending forth germs or buds.

Germinate
(Ger"mi*nate) v. i. [imp. & p. p. Germinated ; p. pr. & vb. n. Germinating.] [L. germinatus, p. p. of germinare to sprout, fr. germen. See Germ.] To sprout; to bud; to shoot; to begin to vegetate, as a plant or its seed; to begin to develop, as a germ. Bacon.

Germinate
(Ger"mi*nate), v. t. To cause to sprout. Price

Germination
(Ger`mi*na"tion) n. [L. germinatio: cf. F. germination.] The process of germinating; the beginning of vegetation or growth in a seed or plant; the first development of germs, either animal or vegetable.

Germination apparatus, an apparatus for malting grain.

Germinative
(Ger"mi*na*tive) a. [Cf. F. germinatif.] Pertaining to germination; having power to bud or develop.

Germinative spot, Germinative vesicle. (Biol.) Same as Germinal spot, Germinal vesicle, under Germinal.

Germiparity
(Ger`mi*par"i*ty) n. [Germ + L. parere to produce.] (Biol.) Reproduction by means of germs.

Germless
(Germ"less), a. Without germs.

Germogen
(Ger"mo*gen) n. [Germ + - gen.] (Biol.) (a) A polynuclear mass of protoplasm, not divided into separate cells, from which certain ova are developed. Balfour. (b) The primitive cell in certain embryonic forms. Balfour.

Germ plasm
(Germ" plasm`) (Biol.) See Plasmogen, and Idioplasm.

Germule
(Germ"ule) n. [Dim. fr. germ.] (Biol.) A small germ.

Germanize
(Ger"man*ize), v. i. To reason or write after the manner of the Germans.

Germarium
(||Ger*ma"ri*um) n. [NL. See Germ.] (Zoöl.) An organ in which the ova are developed in certain Turbellaria.

Germen
(Ger"men) n.; pl. E. Germens L. Germina [L.] See Germ.

Germicidal
(Ger"mi*ci`dal) a. Germicide.

Germicide
(Ger"mi*cide) a. [Germ + L. caedere to kill.] (Biol.) Destructive to germs; — applied to any agent which has a destructive action upon living germs, particularly bacteria, or bacterial germs, which are considered the cause of many infectious diseases.n. A germicide agent.

Germinal
(Ger"mi*nal) a. [See Germ.] Pertaining or belonging to a germ; as, the germinal vesicle.


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