Definition of morula in English:

Share this entry


Pronunciation: /ˈmɔːr(j)ʊlə/

noun (plural morulae /ˈmɔːr(j)ʊliː/)

A solid ball of cells resulting from division of a fertilized ovum, and from which a blastula is formed.
Example sentences
  • That means that parents who are doing IVF could conceivably agree to have a cell removed from their morula, which could then give rise to a line of stem cells, while the morula developed into an embryo ready for implanting.
  • Mammalian ova lack any overt asymmetries, and their early cleavages are simple and equal, producing a clump of cells called a morula with no discernible up, down, left, right, back, or front.
  • The cells of the morula continue to divide by mitosis, and the morula passes down into the uterus.


Mid 19th century: modern Latin, diminutive of Latin morum 'mulberry'.

For editors and proofreaders

Line breaks: mor¦ula

Share this entry

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.