Mercurius Solubilis.—Black oxide of mercury.

Metritis.—Inflammation of the womb.

Metrorrhagia.—Hemorrhage of the womb.

Miscible.—Capable of being mixed.

Morbific.—Causing disease.

Muco-sanguineous.—Composed of blood and mucus.

Multipara.—Having had several children.

Nux Vomica.—Strychnos. Vomit nut.

Obstetrics.—Tokology. Midwifery.

Os.—Mouth. Used as mouth of womb.