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Reason, Age of
(Encyclopedia)Reason, Age of: see Enlightenment. ...reclamation of land
(Encyclopedia)reclamation of land, practice of converting land deemed unproductive into arable land by such methods as irrigation, drainage, flood control, altering the texture and mineral and organic content of so...Poissy, Colloquy of
(Encyclopedia)Poissy, Colloquy of pwäsēˈ [key], 1561, conference of Roman Catholic prelates and Protestant ministers, initiated by Catherine de' Medici and Michel de L'Hôpital in the hope of bringing about a pe...Poland, partitions of
(Encyclopedia)Poland, partitions of. The basic causes leading to the three successive partitions (1772, 1793, 1795) that eliminated Poland from the map were the decay and the internal disunity of Poland and the eme...polarization of light
(Encyclopedia)polarization of light, orientation of the vibration pattern of light waves in a singular plane. Unpolarized light can be converted into a single polarized beam by means of the Nicol prism, a device ...school of Paris
(Encyclopedia)school of Paris. The center of international art until after World War II, Paris was a mecca for artists who flocked there to participate in the most advanced aesthetic currents of their time. The sch...Scientology, Church of
(Encyclopedia)Scientology, Church of, philosophical religion founded by L(afayette) Ron(ald) Hubbard, 1911–86, b. Tilden, Nebr. Hubbard's book Dianetics: The Modern Science of Mental Health (1950) first set forth...Scotland, Church of
(Encyclopedia)Scotland, Church of, the established national church of Scotland, Presbyterian (see Presbyterianism) in form. The first Protestants in Scotland, led by Patrick Hamilton, were predominantly Lutheran. H...Sardinia, kingdom of
(Encyclopedia)Sardinia, kingdom of, name given to the possessions of the house of Savoy (see Savoy, house of) in 1720, when the island of Sardinia was awarded (by the Treaty of London) to Duke Victor Amadeus II of ...Saskatchewan, University of
(Encyclopedia)Saskatchewan, University of, at Saskatoon, Sask., Canada; provincially supported, coeducational; chartered 1907, opened 1909. It has faculties of agriculture, arts and science, commerce, education, en...Browse by Subject
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