Mesoarium \Mes`o*a"ri*um\, n. [NL., from Gr. me`sos middle + 'w,a`rion, dim. of 'w,o`n an egg.] (Anat.) The fold of peritoneum which suspends the ovary from the dorsal wall of the body cavity; the {mesovarium}. [1913 Webster]
Mesovarium \Mes`o*va"ri*um\, n. [NL. See {Meso-}, and {Ovary}.] (Anat.) The fold of peritoneum connecting the ovary with the wall of the abdominal cavity. [1913 Webster]