Term Name:	cumulus oophorus
Synonyms:	discus proligerus, ovarian cumulus
Definition:	A cluster of cells that project into the cavity of the mature ovarian follicle. It is released with the embedded oocyte during ovulation. In order for fertilization to occur this layer must be penetrated by the spermatocyte. [WP,modified].
Ontology:	Uberon Ontology [UBERON:0001306]