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compression

(Encyclopedia)compression, external stress applied to an object or substance, tending to cause a decrease in volume (see pressure). Gases can be compressed easily, solids and liquids to a very small degree if at al...

Warton, Joseph

(Encyclopedia)Warton, Joseph, 1722–1800, English critic and poet, brother of Thomas Warton. Educated at Winchester and Oxford, he took holy orders in 1744 and served several cures. He spent an unsuccessful tenure...

Brahe, Tycho

(Encyclopedia)Brahe, Tycho tīˈkō brä [key], 1546–1601, Danish astronomer. The most prominent astronomer of the late 16th cent., he paved the way for future discoveries by improving instruments and by his prec...

Lovelace, Richard

(Encyclopedia)Lovelace, Richard, 1618–1657?, one of the English Cavalier poets. He was the son of a Kentish knight and was educated at Oxford. In 1642 he was briefly imprisoned for having presented to Parliament ...

Visconti, Ennio Quirino

(Encyclopedia)Visconti, Ennio Quirino vēskônˈtē [key], 1751–1818, Italian archaeologist. He was conservator of the Capitoline Museum, Rome, and one of the consuls of the brief Roman republic (1798). A politi...

titration

(Encyclopedia)titration tītrāˈshən [key], gradual addition of an acidic solution to a basic solution or vice versa (see acids and bases); titrations are used to determine the concentration of acids or bases in ...

platinite

(Encyclopedia)platinite, alloy that is 46% nickel and 54% iron. It is used in the manufacture of electric lightbulbs because its coefficient of expansion, i.e., the rate at which its volume increases with temperatu...

McMaster, John Bach

(Encyclopedia)McMaster, John Bach, 1852–1932, American historian, b. Brooklyn, N.Y. Having practiced engineering in New York City and written two books, McMaster was appointed (1877) an instructor in civil engine...

Avogadro's number

(Encyclopedia)Avogadro's number ävōgäˈdrō [key] [for Amedeo Avogadro], number of particles contained in one mole of any substance; it is equal to 602,252,000,000,000,000,000,000, or in scientific notation, 6.0...

Aragon, Louis

(Encyclopedia)Aragon, Louis lwē ärägôNˈ [key], 1897–1982, French writer. One of the founders of surrealism in literature, Aragon abandoned that philosophy for Marxism after a trip to the USSR in 1931. He was...
 

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