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peritoneum

(Encyclopedia)peritoneum pĕrətənēˈəm [key], multilayered membrane which lines the abdominal cavity, and supports and covers the organs within it. The part of the membrane that lines the abdominal cavity is ca...

seaborgium

(Encyclopedia)seaborgium sēbôrˈgēəm [key], artificially produced radioactive chemical element; symbol Sg; at. no. 106; mass number of most stable isotope 271; m.p., b.p., sp. gr., and valence unknown. Situated...

embolus

(Encyclopedia)embolus ĕmˈbələs [key], foreign matter circulating in and obstructing a blood vessel. It may be a portion of a clot that has separated from the wall of a vessel (see thrombosis), a bubble of gas o...

Kaifu, Toshiki

(Encyclopedia)Kaifu, Toshiki tōˈshēkē kīˈfo͞o [key], 1931–, Japanese politician. A graduate of the law faculty at Waseda Univ., Kaifu ran successfully for parliament in 1954. A member of the Liberal Democr...

Mattis, James

(Encyclopedia)Mattis, James, 1950–, American general and secretary of defense (2017–18), b. Pullman, Wash., grad. Central Washington Univ. (1971). Commissioned as a second lieutenant (1972) in the Marines after...

Nakhchivan Autonomous Republic

(Encyclopedia)Nakhchivan Autonomous Republic or Naxçivan Autonomous Republic näkˌchĭvänˈ [key], autonomous republic (1990 est. pop. 310,000), 2,124 sq mi (5,501 sq km), an exclave of Azerbaijan, bordered on t...

Ozarks, the

(Encyclopedia)Ozarks, the, or Ozark Plateau, upland region, actually a dissected plateau, c.50,000 sq mi (129,500 sq km), chiefly in S Mo. and N Ark., but partly in Oklahoma and Kansas, between the Arkansas and Mis...

malnutrition

(Encyclopedia)malnutrition, insufficiency of one or more nutritional elements necessary for health and well-being. Primary malnutrition is caused by the lack of essential foodstuffs—usually vitamins, minerals, or...

Pittsburg

(Encyclopedia)Pittsburg pĭtsˈbərg [key]. 1 Industrial city (1990 pop. 47,564), Contra Costa co., W Calif., on the edge of the San Francisco Bay area, at the junction of the Sacramento and the San Joaquin rivers;...

prejudice

(Encyclopedia)prejudice, unsubstantiated prejudgment of an individual or group, favorable or unfavorable in character, tending to action in a consonant direction. The hostility that prejudice can engender and the d...