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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..

Ablastemic :: Ablastemic (a.) Non-germinal.

Hypoblast :: Hypoblast (n.) The inner or lower layer of the blastoderm; -- called also endoderm, entoderm, and sometimes hypoderm. See Illust. of Blastoderm, Delamination, and Ectoderm..

Blight :: Blight (v. i.) To be affected by blight; to blast; as, this vine never blights..

Planoblast :: Planoblast (n.) Any free-swimming gonophore of a hydroid; a hydroid medusa.

Blaster :: Blaster (n.) One who, or that which, blasts or destroys..

Spermatogonium :: Spermatogonium (n.) A primitive seminal cell, occuring in masses in the seminal tubules. It divides into a mass (spermosphere) of small cells (spermoblast), which in turn give rise to spermatozoids..

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..

Pentremites :: Pentremites (n.) A genus of crinoids belonging to the Blastoidea. They have five petal-like ambulacra.

Entosthoblast :: Entosthoblast (n.) The granule within the nucleolus or entoblast of a nucleated cell.

Gonoblastid :: Gonoblastid (n.) A reproductive bud of a hydroid; a simple gonophore.

Triploblastic :: Triploblastic (a.) Of, pertaining to, or designating, that condition of the ovum in which there are three primary germinal layers, or in which the blastoderm splits into three layers..

Siderated :: Siderated (a.) Planet-struck; blasted.

Forbid :: Forbid (v. t.) To accurse; to blast.

Parablastic :: Parablastic (a.) Of or pertaining to the parablast; as, the parablastic cells..

Spermosphere :: Spermosphere (n.) A mass or ball of cells formed by the repeated division of a male germinal cell (spermospore), each constituent cell (spermoblast) of which is converted into a spermatozoid; a spermatogemma..

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..

Blare :: Blare (n.) The harsh noise of a trumpet; a loud and somewhat harsh noise, like the blast of a trumpet; a roar or bellowing..

Blast :: Blast (v. i.) To blow; to blow on a trumpet.

Boreal :: Boreal (a.) Northern; pertaining to the north, or to the north wind; as, a boreal bird; a boreal blast..

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