Blastocyst

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Blastocyst \Blas"to*cyst\, n. [Gr. blasto`s sprout + E. cyst.]
     (Biol.)
     The germinal vesicle.
     [1913 Webster]

From WordNet (r) 2.0 [wn]:



  blastocyst
       n : the blastula of mammals [syn: {blastosphere}]