morula

2 definitions found

morula - Collaborative International Dictionary of English v.0.48 :

  Morula \Mor"u*la\, n.; pl. Morulae. [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]

morula - WordNet (r) 2.1 (2005) :

  morula
      n 1: a solid mass of blastomeres that forms when the zygote
           splits; develops into the blastula