Found 2 items, similar to blastocyst.
English → English (WordNet) Definition: blastocyst blastocyst n : the blastula of mammals [syn: blastosphere]
English → English (gcide) Definition: Blastocyst Blastocyst \Blas"to*cyst\, n. [Gr. blasto`s sprout + E. cyst.] (Biol.) The germinal vesicle. [1913 Webster]