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pneumatic tool

(Encyclopedia)pneumatic tool no͝omătˈĭk [key], instrument activated by air pressure. Pneumatic tools are designed around three basic devices: the air cylinder, the vane motor, and the sprayer. The air cylinder ...

Aristotle

(Encyclopedia)Aristotle ărˌĭstŏtˈəl [key], 384–322 b.c., Greek philosopher, b. Stagira. He is sometimes called the Stagirite. After the decline of Rome, Aristotle's work was lost in the West. However, in ...

Chernobyl

(Encyclopedia)Chernobyl chĭrnōˈbyēl [key], Ukr. Chornobyl, abandoned city, N Ukraine, near the Belarus border, on the Pripyat River. Ten miles (16 km) to the north, in the town of Pripyat, is the Chernobyl nucl...

Lyons, city, France

(Encyclopedia)Lyons, Fr. Lyon both: lyôNˈ [key], city (1990 pop. 422,444), capital of Rhône dept., E central France, at the confluence of the Rhône and Saône rivers. As an economic center and a densely populat...

Lancaster, cities, United States

(Encyclopedia)Lancaster. 1 Uninc. city (1990 pop. 97,291), Los Angeles co., S Calif., in Antelope Valley and in the Mojave Desert; laid out 1894. It developed as a trade center for an irrigated farming area and has...

column

(Encyclopedia)column, vertical architectural support, circular or polygonal in plan. A column is generally at least four or five times as high as its diameter or width; stubbier freestanding masses of masonry are u...

existentialism

(Encyclopedia)existentialism ĕgzĭstĕnˈshəlĭzəm, ĕksĭ– [key], any of several philosophic systems, all centered on the individual and his relationship to the universe or to God. Important existentialists o...

Liberty, Statue of

(Encyclopedia)Liberty, Statue of, statue on Liberty Island in Upper New York Bay, commanding the entrance to New York City. Liberty Island, c.10 acres (4 hectares), formerly Bedloe's Island (renamed in 1956), was t...

Albany, cities, United States

(Encyclopedia)Albany 1, 3, 4 ôlˈbənē; 2 ôlˈbĕnˌē, ălbāˈnē [key]. 1 Residential city (2020 pop. 20,271), Alameda co., W Calif., on the eastern shore of San Francisco...

Jackson

(Encyclopedia)Jackson. 1 City (1990 pop. 37,446), seat of Jackson co., S Mich., on the Grand River; inc. 1857. It is an industrial and commercial center in a farm region. The city's chief manufactures are machinery...