Found 2 items, similar to blastosphere.
English → English (WordNet) Definition: blastosphere blastosphere n : the blastula of mammals [syn: blastocyst]
English → English (gcide) Definition: blastosphere Morula \Mor"u*la\, n.; pl. Morul[ae]. [NL., dim. of L. morum a mulberry.] (Biol.) The sphere or globular mass of cells (blastomeres), formed by the clevage of the ovum or egg in the first stages of its development; -- called also mulberry mass, segmentation sphere , and blastosphere. See Segmentation. [1913 Webster]