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mercury poisoning

(Encyclopedia)mercury poisoning, tissue damage resulting from exposure to more than trace amounts of the element mercury or its compounds. Elemental mercury (the silver liquid familiar from thermometers) is the mos...

Milky Way

(Encyclopedia)CE5 Position of the sun in the Milky Way Milky Way, the galaxy of which the sun and solar system are a part, seen as a broad band of light arching across the night sky from horizon to horizon; if ...

pressure

(Encyclopedia)pressure, in mechanics, ratio of the force acting on a surface to the area of the surface; it is thus distinct from the total force acting on a surface. A force can be applied to and sustained by a si...

Qatar

(Encyclopedia)CE5 Qatar or Katar both: kŭˈtər, gŭ–, kətärˈ [key], officially State of Qatar, independent emirate (2015 est. pop. 2,482,000), c.4,400 sq mi (11,400 sq km), E Arabia, coextensive with the ...

Norilsk

(Encyclopedia)Norilsk nərēlskˈ [key], city (1989 pop. 175,000), Krasnoyarsk Territory, N Siberian Russia. The northernmost major city of Russia and the world's second largest city (after Murmansk) above the Arct...

Nuuk

(Encyclopedia)Nuuk gôtˈhôp [key], town (1996 pop. 12,882), Nuuk dist., W Greenland, on the Godthåbfjord. The largest town and capital of Greenland, it is the seat of the national council and of the supreme cour...

Lyra

(Encyclopedia)Lyra līˈrə [key] [Lat.,=the lyre], northern constellation lying S of Draco, E of Hercules, and W of Cygnus. Although many civilizations represented it as a bird, it was also depicted as a tortoise....

Muncie

(Encyclopedia)Muncie mŭnˈsē [key], city (1990 pop. 71,035), seat of Delaware co., E Ind., on the White River; inc. 1854. It is a trade, processing, and manufacturing center. The city is in a fertile agricultural...

Lake Charles

(Encyclopedia)Lake Charles, city (1990 pop. 70,580), seat of Calcasieu parish, SW La.; inc. 1867. It is located on Lake Charles at the mouth of the Calcasieu River in a rice, timber, oil, and natural gas region. Th...

Marville, Charles

(Encyclopedia)Marville, Charles, 1813–79, pioneering French photographer, b. Charles-François Bossu, name changed c.1831. An illustrator who drew mainly landscapes and urban scenes for use in popular books and m...