(Encyclopedia) milk of magnesia, common name for the chemical compound magnesium hydroxide, Mg(OH)2. The viscous, white, mildly alkaline mixture that is used medicinally as an antacid and laxative is…
(Encyclopedia) Minnesota, University of, main campus at Minneapolis–St. Paul; land-grant and state supported; coeducational; chartered 1851 and 1868, opened as a university 1869. Other campuses are…
(Encyclopedia) Muhammad of Ghor, d. 1206, Afghan conqueror of N India. A brother of the sultan of Ghor, he was made governor of Ghazni in 1173 and from there launched a series of invasions of India.…
(Encyclopedia) Mull of GallowayMull of Gallowaygălˈəwā [key], headland, 239 ft (73 m) high, Dumfries and Galloway, SW Scotland, the southernmost extremity of Scotland, on the southern tip of the…
(Encyclopedia) attar of rosesattar of rosesătˈər, ăˈtär [key], or rose oil, fragrant essential oil obtained from roses and used in making perfume. It is one of the most valuable of the volatile oils…
(Encyclopedia) mother-of-pearl or nacrenacrenāˈkər [key], the iridescent substance that forms the lining of the shells of some fresh-water and some salt-water mollusks. Like the pearl it is a…
(Encyclopedia) Mexico, Gulf of, arm of the Atlantic Ocean, c.700,000 sq mi (1,813,000 sq km), SE North America. The Gulf stretches more than 1,100 mi (1,770 km) from west to east and c.800 mi (1,290…
