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Paraíba, state, Brazil

(Encyclopedia)Paraíba pərīēˈbə [key], state (1991 pop. 3,201,114), 21,765 sq mi (56,371 sq km), NE Brazil, on the Atlantic Ocean. The capital is João Pessoa. The state extends inland from the Atlantic to the...

Stephen Dušan

(Encyclopedia)Stephen Dušan or Dushan both: stĕˈfän do͞oˈshän [key], c.1308–1355, king (1331–46) and czar (1346–55) of Serbia, son of Stephen Uros III. He is also known as Stephen Uros IV. He was procl...

Le Clézio, Jean-Marie Gustave

(Encyclopedia)Le Clézio, Jean-Marie Gustave, 1940–, French novelist, b. Nice, grad. Univ. of Nice (L. ès L., 1963), Univ. of Aix-en-Provence (M.A., 1964), Univ. of Perpignan (D. ès L., 1983). He spent much of ...

Masefield, John

(Encyclopedia)Masefield, John mās– [key], 1878–1967, English poet. He went to sea as a youth and later spent several years in the United States. In 1897 he returned to England and was on the staff of the Manch...

gold rush

(Encyclopedia)gold rush, influx of prospectors, merchants, adventurers, and others to newly discovered gold fields. One of the most famous of these stampedes in pursuit of riches was the California gold rush. The d...

diphtheria

(Encyclopedia)diphtheria dĭfthērˈēə [key], acute contagious disease caused by Corynebacterium diphtheriae (Klebs-Loffler bacillus) bacteria that have been infected by a bacteriophage. It begins as a soreness o...

colitis

(Encyclopedia)colitis, inflammation of the colon, or large intestine. The term “colitis” may be used to refer to any of a number of disorders involving the colon. Symptoms include diarrhea (often with blood and...

collagen

(Encyclopedia)collagen kŏlˈəjən [key], any of a group of proteins found in skin, ligaments, tendons, bone and cartilage, and other connective tissue. Cells called fibroblasts form the various fibers in connecti...

chemotherapy

(Encyclopedia)chemotherapy kēˌmōthĕrˈəpē [key], treatment of disease with chemicals or drugs. One chemotherapeutic approach is the development of selectively toxic substances, i.e., substances that can destr...

ephedrine

(Encyclopedia)ephedrine ĭfĕdˈrĭn, ĕfˈĭdrēnˌ [key], drug derived from plants of the genus Ephedra (see Pinophyta), most commonly used to prevent mild or moderate attacks of bronchial asthma. Unlike epinephr...