Columbia Encyclopedia

(Encyclopedia) cataract, in medicine, opacity of the lens of the eye, which impairs vision. In the young, cataracts are generally congenital or hereditary; later they are usually the result of degenerative changes b...

(Encyclopedia) Hosea hōzēˈə, –zāˈə [key], prophetic book of the Bible. It relates something of the career of the prophet Hosea who preached against the sins of the northern kingdom of Israel in the third qu...

(Encyclopedia) Antiope ăntīˈəpē [key], in Greek mythology. 1 Theban princess, daughter of Nycteus. She was seduced by Zeus and bore him twin sons, Zethus and Amphion. Fleeing to Sicyon to escape the wrath of he...

(Encyclopedia) Flacius Illyricus, Matthias məthīˈəs flāˈshəs ĭlĭrˈĭkəs [key], 1520–75, German Lutheran reformer, whose original name was Matthias Vlachich or Francowich, b. Istria. After studying for t...

(Encyclopedia) Francia, José Gaspar Rodríguez hōsāˈ gäspärˈ rōᵺrēˈgās fränˈsyä [key], 1766–1840, dictator of Paraguay and creator of its national independence, known as El Supremo. Incorruptible a...

(Encyclopedia) abstract of title, in law, brief history of the title to a piece of land. An account is given of recorded documents, court proceedings, wills, mortgages, taxes, previous sales, easements, and all othe...

(Encyclopedia) Harden, Maximilian mäkˌsēmēˈlyän härˈdən [key], 1861–1927, German journalist, whose real name was Witkowski. One of the leading publicists of his time, he was an admirer of Bismarck. After ...

(Encyclopedia) Simon, Herbert Alexander, 1916–2001, American social scientist and economist, b. Milwaukee, grad. Univ. of Chicago (B.A., 1936, Ph.D., 1943). A professor of computer science and psychology at Carneg...

(Encyclopedia) wind shear, a sudden, drastic change in wind direction or speed over a comparatively short distance. Most winds travel horizontally, as does most wind shear, but under certain conditions, including th...

(Encyclopedia) waveguide, device that controls the propagation of an electromagnetic wave so that the wave is forced to follow a path defined by the physical structure of the guide. Waveguides, which are useful chie...