Columbia Encyclopedia

(Encyclopedia) Tsvetayeva or Tsvetaeva, Marina Ivanovna tsvyĭtäˈyəvə [key], 1892–1941, Russian poet. She was a major Russian poet, who survived the civil war, emigrated to Prague and Paris, and returned to Ru...

(Encyclopedia) Sandino, Augusto César ougo͞osˈtō sāˈsär sändēˈnō [key], 1895–1934, Nicaraguan revolutionary general. A farmer and a mining engineer, he joined the liberal revolution (1926) against the c...

(Encyclopedia) in vitro fertilization vēˈtrō, vĭˈtrō [key] (IVF), technique for conception of a human embryo outside the mother's body. Several ova, or eggs, are removed from the mother's body and placed in sp...

(Encyclopedia) Tay-Sachs disease tāˈ-săksˈ [key], rare hereditary disease caused by a genetic mutation that leaves the body unable to produce an enzyme necessary for fat metabolism in nerve cells, producing cent...

(Encyclopedia) Parton, Dolly, 1946–, country singer, songwriter, and actress, b. Sevier County, Tenn. Among the most popular country singers of the 1970s and 80s, Parton is known for her Nashville-style flamboyanc...

(Encyclopedia) O'Brien, William Shoney, c.1826–1878, American silver magnate, b. Dublin, Ireland. He was brought to the United States as a child and worked in a New York grocery store before going to California in...

(Encyclopedia) Hinnom hēnōmˈ [key], valley, W and S of Jerusalem. Its ill repute in the Bible emanated from the worship there of foreign gods, including supposed child sacrifice to Molech at Tophet. In later Jewi...

(Encyclopedia) Keats, Ezra Jack, 1916–83, American author and illustrator of children's books, b. Brooklyn, N.Y., as Jacob Ezra Katz. During the Great Depression, he painted murals for the Works Progress Administr...

(Encyclopedia) Painlevé, Paul pōl păNləvāˈ [key], 1863–1933, French statesman and mathematician. A mathematical prodigy when a child, he entered on a career devoted to science. He was a professor at the Sorb...

(Encyclopedia) Medusa mədo͞oˈsə [key], in Greek mythology, most famous of the three monstrous Gorgon sisters. She was once a beautiful woman, but she offended Athena, who changed her hair into snakes and made he...