from The Century Dictionary and Cyclopedia

  • n. In embryology, the morula or mulberry-mass which results from the partial and superficial segmentation of the vitellus of a pericytula, and proceeds to develop into a periblastula and perigastrula. It is a body in which an external cell-stratum surrounds and incloses an unsegmented mass of nutritive yolk. See pericytula.


Sorry, no etymologies found.


Sorry, no example sentences found.

Wordnik is becoming a not-for-profit! Read our announcement here.


Log in or sign up to get involved in the conversation. It's quick and easy.