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Fatimid

(Encyclopedia)Fatimid –ĭmīt [key], dynasty claiming to hold the caliphate on the basis of descent from Fatima, a daughter of Muhammad the Prophet. In doctrine the Fatimids were related to other Shiite sects. Th...

Hobbes, Thomas

(Encyclopedia)Hobbes, Thomas hŏbz [key], 1588–1679, English philosopher, grad. Magdalen College, Oxford, 1608. For many years a tutor in the Cavendish family, Hobbes took great interest in mathematics, physics, ...

Guelphs and Ghibellines

(Encyclopedia)Guelphs and Ghibellines gwĕlfs, gĭbˈəlēnz, –lĭnz [key], opposing political factions in Germany and in Italy during the later Middle Ages. The names were used to designate the papal (Guelph) pa...

Jainism

(Encyclopedia)Jainism jīˈnĭzəm [key] [i.e., the religion of Jina], religious system of India practiced by about 5,000,000 persons. Jainism, Ajivika, and Buddhism arose in the 6th cent. b.c. as protests against ...

kabbalah

(Encyclopedia)kabbalah or cabala both: kăbˈələ [key] [Heb.,=reception], esoteric system of interpretation of the Scriptures based upon a tradition claimed to have been handed down orally from Abraham. Despite t...

Louis IV, Holy Roman emperor

(Encyclopedia)Louis IV or Louis the Bavarian, 1287?–1347, Holy Roman emperor (1328–47) and German king (1314–47), duke of Upper Bavaria. After the death of Holy Roman Emperor Henry VII the Luxemburg party amo...

Ruskin, John

(Encyclopedia)Ruskin, John, 1819–1900, English critic and social theorist. During the mid-19th cent. Ruskin was the virtual dictator of artistic opinion in England, but Ruskin's reputation declined after his deat...

calculator

(Encyclopedia)calculator or calculating machine, device for performing numerical computations; it may be mechanical, electromechanical, or electronic. The electronic computer is also a calculator but performs other...

geology

(Encyclopedia)geology, science of the earth's history, composition, and structure, and the associated processes. It draws upon chemistry, biology, physics, astronomy, and mathematics (notably statistics) for suppor...

liberalism

(Encyclopedia)liberalism, philosophy or movement that has as its aim the development of individual freedom. Because the concepts of liberty or freedom change in different historical periods the specific programs of...