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more about blastula
blastula |
2 definitions found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Blastula \Blas"tu*la\, n. [NL., dim. of Gr blasto`s a sprout.] (Biol.) That stage in the development of the ovum in which the outer cells of the morula become more defined and form the blastoderm. From WordNet r 1.6 [wn]: blastula n : early stage of an embryo produced by cleavage of an ovum; a hollow sphere whose wall is composed of a single layer of cells [syn: {blastosphere}, {blastodermic vesicle}]
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