|embryol Compare holoblastic of or showing cleavage of only the non-yolky part of the zygote, as in birds' eggs|
|a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes.|
|a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.|
meroblastic mer·o·blas·tic (měr'ə-blās'tĭk)
Undergoing partial cleavage. Used of a fertilized egg.