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gravitation

(Encyclopedia)gravitation, the attractive force existing between any two particles of matter. The term gravitygravity is commonly used synonymously with gravitation, but in correct usage a definite distinction is...

Japanese architecture

(Encyclopedia)Japanese architecture, structures created on the islands that constitute Japan. Evidence of prehistoric architecture in Japan has survived in the form of models of terra-cotta houses buried in tombs a...

communism

(Encyclopedia)communism, fundamentally, a system of social organization in which property (especially real property and the means of production) is held in common. Thus, the ejido system of the indigenous people of...

Taiwan

(Encyclopedia)CE5 Taiwan tīˈwänˈ [key], Portuguese Formosa, officially Republic of China, island nation (2015 est. pop. 23,486,000), 13,885 sq mi (35,961 sq km), in the Pacific Ocean, separated from the main...

Afroasiatic languages

(Encyclopedia)Afroasiatic languages hămˈĭtō-səmĭtˈĭk [key], family of languages spoken by more than 250 million people in N Africa; much of the Sahara; parts of E, central, and W Africa; and W Asia (especia...

Mexico, city, Mexico

(Encyclopedia)Mexico or Mexico City, Span. Ciudad de México (Méjico), city (1990 pop. 8,236,960; 1991 met. area est. 20,899,000), central Mexico, capital and largest city of Mexico. The city has been the met...

basketball

(Encyclopedia)basketball, game played generally indoors by two opposing teams of five players each. Basketball was conceived in 1891 by Dr. James Naismith, a physical education instructor at the YMCA college in Spr...

World Trade Center

(Encyclopedia)World Trade Center, former building complex in lower Manhattan, New York City, consisting of seven buildings and a shopping concourse on a 16-acre (6.5-hectare) site; it was destroyed by a terrorist a...

carpet

(Encyclopedia)carpet or rug, thick fabric, usually woolen (but often synthetic), commonly used today as a floor covering. In North America the Navajos and other tribes have for generations produced substantial ru...

Lenin, Vladimir Ilyich

(Encyclopedia)Lenin, Vladimir Ilyich lĕnˈĭn, Rus. vlədyēˈmĭr ĭlyēchˈ lyĕˈnĭn [key], 1870–1924, Russian revolutionary, the founder of Bolshevism and the major force behind the Revolution of Oct., 1917...