(Encyclopedia) Raman effectRaman effecträˈmən [key], appearance of additional lines in the spectrum of monochromatic light that has been scattered by a transparent material medium. The effect was…
(Encyclopedia) robbery, in law, felonious taking of property from a person against his will by threatening or committing force or violence. The injury or threat may be directed against the person…
(Encyclopedia) Schenck v. United States, case decided in 1919 by the U.S. Supreme Court. During World War I, Charles T. Schenck produced a pamphlet maintaining that the military draft was illegal,…
(Encyclopedia) Gelasius I, SaintGelasius I, Saintjĭlāˈshēəs [key], d. 496, pope (492–96); successor of St. Felix III (also known as Felix II). He was a firm upholder of the papal supremacy in a…
(Encyclopedia) Ginkel, Godart van, 1st earl of AthloneGinkel, Godart van, 1st earl of Athlonegōˈdärt vän gĭngˈkəl [key], 1644–1703, Dutch general in the service of William III of England. He…
(Encyclopedia) Flacius Illyricus, MatthiasFlacius Illyricus, Matthiasməthīˈəs flāˈshəs ĭlĭrˈĭkəs [key], 1520–75, German Lutheran reformer, whose original name was Matthias Vlachich or Francowich, b.…
(Encyclopedia) tritiumtritiumtrĭtˈēəm [key], radioactive isotope of hydrogen with mass number 3. The tritium nucleus, called a triton, contains one proton and two neutrons. It has a half-life of 12.5…
(Encyclopedia) Vazov, IvanVazov, Ivanĭvänˈ väˈzôf [key], 1850–1921, Bulgarian poet, novelist, and playwright, the first professional man of letters in Bulgaria. His work was inspired by the political…
(Encyclopedia) potentiometer. 1 Manually adjustable, variable, electrical resistor. It has a resistance element that is attached to the circuit by three contacts, or terminals. The ends of the…
