mŏrŭla, ae, f. dim. [mora],
a brief delay (post-class.): tempus nullā morulā extenditur, Aug. Conf. 11, 15; App. Fragm. M. 10, p. 71.
·noun The sphere or globular mass of cells (blastomeres), formed by the clevage of the ovum or egg i...
Webster's Dictionary of the English Language