The mesovarium is the portion of the broad ligament of the uterus that suspends the ovaries. The ovary is not covered by the mesovarium, rather it is covered by germinal epithelium. At first the mesonephros and genital ridge are suspended by a common mesentery, but as the embryo grows the genital ridge gradually becomes pinched off from the mesone...
• (n.) The fold of peritoneum connecting the ovary with the wall of the abdominal cavity.
(mez″o-) (me″zo-var´e-әm) the portion of the broad ligament between the mesometrium and mesosalpinx, enclosing and holding the ovary in place.
Mes`o·va'ri·um noun [ New Latin See Meso- , and Ovary .] (Anat.) The fold of peritoneum connecting the ovary with the wall of the abdominal cavity. 
Type: Term Pronunciation: mez′ō-vā′rē-ŭm, -ă Definitions: 1. Portion of the broad ligament of the uterus that reflects onto and suspends the ovary. Synonyms: mesoarium
(mes;uo-va;re-um) The peritoneal fold that attaches an ovary to the broad ligament of the uterus.
Fold of tissue that holds the ovaries in place.