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Upanishads

(Encyclopedia)Upanishads o͞opănˈĭshădz [key], speculative and mystical scriptures of Hinduism, regarded as the wellspring of Hindu religious and speculative thought. The Upanishads, which form the last section...

Adams, Abigail

(Encyclopedia)Adams, Abigail, 1744–1818, wife of President John Adams and mother of President John Quincy Adams, b. Weymouth, Mass., as Abigail Smith. A lively, intelligent woman, she married John Adams in 1764 a...

incinerator

(Encyclopedia)incinerator, furnace for burning refuse. The older and simpler kind of incinerator was a brick-lined cell with a metal grate over a lower ash pit, with one opening in the top or side for loading and a...

inflammation

(Encyclopedia)inflammation, reaction of the body to injury or to infectious, allergic, or chemical irritation. The symptoms are redness, swelling, heat, and pain resulting from dilation of the blood vessels in the ...

Lenz's law

(Encyclopedia)Lenz's law, physical law, discovered by the German scientist H. F. E. Lenz in 1834, that states that the electromotive force (emf) induced in a conductor moving perpendicular to a magnetic field tends...

kapok

(Encyclopedia)kapok kāˈpŏk, kăpˈək [key], name for a tropical tree of the family Bombacaceae (bombax family) and for the fiber (floss) obtained from the seeds in the ripened pods. The floss has been important...

Lang, Fritz

(Encyclopedia)Lang, Fritz läng [key], 1890–1976, German-American film director, b. Vienna. His silent and early sound films, notably the iconic masterpiece Metropolis (1926) with its dystopian vision of the futu...

water moccasin

(Encyclopedia)water moccasin or cottonmouth, highly venomous snake, Ancistrodon piscivorus, of the swamps and bayous of the S United States. Like the closely related copperhead, it is a pit viper and has a heat-sen...

Waters, Ethel

(Encyclopedia)Waters, Ethel, 1896?–1977, African-American singer and actress, b. Chester, Pa. As a singer, she is noted for her sultry, sophisticated, and dramatic version of the blues, evinced in her interpretat...

weather satellite

(Encyclopedia)weather satellite, artificial satellite used to gather data on a global basis for improvement of weather forecasting. Information includes cloud cover, storm location, temperature, and heat balance in...