Defn: A fold of the peritoneum connecting the liver with the dorsal wall of the abdominal cavity.

MESOHIPPUS
Mes`o*hip"pus, n. Etym: [NL., fr. Gr. (Paleon.)

Defn: An extinct mammal of the Horse family, but not larger than a sheep, and having three toes on each foot.

MESOLABE
Mes"o*labe, n. Etym: [L. mesolabium, Gr.

Defn: An instrument of the ancients for finding two mean proportionals between two given lines, required in solving the problem of the duplication of the cube. Brande & C.

MESOLE
Mes"ole, n. Etym: [Gr. (Min.)

Defn: Same as Thomsonite.

MESOLITE
Mes"o*lite, n. Etym: [Meso- + -lite.] (Min.)

Defn: A zeolitic mineral, grayish white or yellowish, occuring in delicate groups of crystals, also fibrous massive. It is a hydrous silicate of alumina, lime, and soda.

MESOLOGARITHM Mes`o*log"a*rithm, n. Etym: [Meso- + logarithm : cf. F. mésologarithme.] (Math.)