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Pueblo, indigenous people of North America

(Encyclopedia)Pueblo, name given by the Spanish to the sedentary Native Americans who lived in stone or adobe communal houses in what is now the SW United States. The term pueblo is also used for the villages occup...

Dewar, Sir James

(Encyclopedia)Dewar, Sir James dyo͞oˈər [key], 1842–1923, British chemist and physicist, b. Scotland. He was professor of chemistry (from 1877) at the Royal Institution, London, and later was director of the D...

magnitude

(Encyclopedia)magnitude, in astronomy, measure of the brightness of a star or other celestial object. The stars cataloged by Ptolemy (2d cent. a.d.), all visible with the unaided eye, were ranked on a brightness sc...

kinetic-molecular theory of gases

(Encyclopedia)kinetic-molecular theory of gases, physical theory that explains the behavior of gases on the basis of the following assumptions: (1) Any gas is composed of a very large number of very tiny particles ...

superfluidity

(Encyclopedia)superfluidity, tendency of liquid helium below a temperature of 2.19K to flow freely, even upward, with little apparent friction. Helium becomes a liquid when it is cooled to 4.2K. Special methods...

Megarian school

(Encyclopedia)Megarian school, Greek school of philosophy at Mégara from late 5th cent. to early 3d cent. b.c. Influenced by the Eleatic school and by Socrates, it was known for its interest in logic and for argum...

More, Henry

(Encyclopedia)More, Henry, 1614–87, English philosopher, one of the foremost representatives of the school of Cambridge Platonists. His writings emphasized the mystical and theosophic phases of that philosophy, a...

Carneades

(Encyclopedia)Carneades kärnēˈədēz [key], 213–129 b.c., Greek philosopher, b. Cyrene. He studied at Athens under Diogenes the Stoic, but reacted against Stoicism and joined the Academy, where he taught a ske...

Qaboos bin Said Al-Said

(Encyclopedia)Qaboos bin Said Al-Said, 1940–2020, sultan of Oman (1970–2020). The only son of Sultan Said bin Taimur Al-Said, he served a year in the British army after graduating from Sandhurst. Upon his retur...

reductions

(Encyclopedia)reductions, Span. reducciones, settlements of indigenous peoples in colonial Latin America, founded (beginning in 1609) to utilize efficiently native labor and to teach the natives the ways of Spanish...