morulae definition
noun, plural morulas, morulae. [mawr-oo-lee, -yoo-] /ËmÉr ÊËli, -yÊ-/ (Show IPA). Embryology. 1. the mass of cells resulting from the cleavage of the ovum before the formation of a blastula. Origin of morula.
A morula (Latin, morus: mulberry) is an early stage embryo consisting of cells (called blastomeres) in a solid ball contained within the zona pellucida.