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Hypoblastic :: Hypoblastic (a.) Relating to, or connected with, the hypoblast; as, the hypoic sac..

Cytoblastema :: Cytoblastema (n.) See Protoplasm.

Spermo- :: Spermo- () Combining forms from Gr. spe`rma, -atos, seed, sperm, semen (of plants or animals); as, spermatoblast, spermoblast..

Delamination :: Delamination (n.) Formation and separation of laminae or layers; one of the methods by which the various blastodermic layers of the ovum are differentiated.

Gunpowder :: Gunpowder (n.) A black, granular, explosive substance, consisting of an intimate mechanical mixture of niter, charcoal, and sulphur. It is used in gunnery and blasting..

Haematoblast :: Haematoblast (n.) One of the very minute, disk-shaped bodies found in blood with the ordinary red corpuscles and white corpuscles; a third kind of blood corpuscle, supposed by some to be an early stage in the development of the red corpuscles; -- called also blood plaque, and blood plate..

Tamp :: Tamp (v. t.) In blasting, to plug up with clay, earth, dry sand, sod, or other material, as a hole bored in a rock, in order to prevent the force of the explosion from being misdirected..

Blasting :: Blasting (n.) A blast; destruction by a blast, or by some pernicious cause..

Mesoblastic :: Mesoblastic (a.) Relating to the mesoblast; as, the mesoblastic layer..

Converter :: Converter (n.) A retort, used in the Bessemer process, in which molten cast iron is decarburized and converted into steel by a blast of air forced through the liquid metal..

Idioblast :: Idioblast (n.) An individual cell, differing greatly from its neighbours in regard to size, structure, or contents..

Nematoblast :: Nematoblast (n.) A spermatocyte or spermoblast.

Blasty :: Blasty (a.) Affected by blasts; gusty.

Meroblastic :: Meroblastic (a.) Consisting only in part of germinal matter; characterized by partial segmentation only; as, meroblastic ova, in which a portion of the yolk only undergoes fission; meroblastic segmentation; -- opposed to holoblastic..

Meroblast :: Meroblast (n.) An ovum, as that of a mammal, only partially composed of germinal matter, that is, consisting of both a germinal portion and an albuminous or nutritive one; -- opposed to holoblast..

Discoblastic :: Discoblastic (a.) Applied to a form of egg cleavage seen in osseous fishes, which occurs only in a small disk that separates from the rest of the egg..

Campaign :: Campaign (n.) The period during which a blast furnace is continuously in operation.

Blastoidea :: Blastoidea (n. pl.) One of the divisions of Crinoidea found fossil in paleozoic rocks; pentremites. They are so named on account of their budlike form.

Blast :: Blast (n.) A forcible stream of air from an orifice, as from a bellows, the mouth, etc. Hence: The continuous blowing to which one charge of ore or metal is subjected in a furnace; as, to melt so many tons of iron at a blast..

Aiguille :: Aiguille (n.) An instrument for boring holes, used in blasting..

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