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Monet, Claude

(Encyclopedia)Monet, Claude klōd mônāˈ [key], 1840–1926, French landscape painter, b. Paris. Monet was a founder of impressionism. He adhered to its principles throughout his long career and is considered the...

mercury poisoning

(Encyclopedia)mercury poisoning, tissue damage resulting from exposure to more than trace amounts of the element mercury or its compounds. Elemental mercury (the silver liquid familiar from thermometers) is the mos...

Stowe, Harriet Beecher

(Encyclopedia)Stowe, Harriet Beecher, 1811–96, American novelist and humanitarian, b. Litchfield, Conn. With her novel Uncle Tom's Cabin, she stirred the conscience of Americans concerning slavery and thereby inf...

vaporization

(Encyclopedia)vaporization, change of a liquid or solid substance to a gas or vapor. There is fundamentally no difference between the terms gas and vapor, but gas is used commonly to describe a substance that appea...

ventilation

(Encyclopedia)ventilation, process of supplying fresh air to an enclosed space and removing from it air contaminated by odors, gases, or smoke. Proper ventilation requires also that there be a movement or circulati...

Wharton, Edith Newbold Jones

(Encyclopedia)Wharton, Edith Newbold Jones, 1862–1937, American novelist, b. New York City, noted for her subtle, ironic, and superbly crafted fictional studies of New York society at the turn of the 20th cent. T...

ultraviolet astronomy

(Encyclopedia)ultraviolet astronomy, study of celestial objects by means of the ultraviolet radiation they emit, in the wavelength range from about 90 to about 350 nanometers. Ultraviolet (UV) line spectrum measure...

Boccaccio, Giovanni

(Encyclopedia)Boccaccio, Giovanni jōvänˈnē [key], 1313–75, Italian poet and storyteller, author of the Decameron. Born in Paris, the illegitimate son of a Tuscan merchant and a French woman, he was educated a...

first aid

(Encyclopedia)first aid, immediate and temporary treatment of a victim of sudden illness or injury while awaiting the arrival of medical aid. Proper early measures may be instrumental in saving life and ensuring a ...

pressure

(Encyclopedia)pressure, in mechanics, ratio of the force acting on a surface to the area of the surface; it is thus distinct from the total force acting on a surface. A force can be applied to and sustained by a si...