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shopping center

(Encyclopedia)shopping center, a concentration of retail, service, and entertainment enterprises designed to serve the surrounding region. The modern shopping center differs from its antecedents—bazaars and marke...

day-care center

(Encyclopedia)day-care center: see day nursery. ...

European Astronaut Center

(Encyclopedia)European Astronaut Center (EAC): see European Space Agency. ...

Atlanta University Center

(Encyclopedia)Atlanta University Center, at Atlanta, Ga.; coeducational. The largest consortium of historically African-American educational institutions in the country, it was organized in 1929 when three schoolsâ...

center of gravity

(Encyclopedia)center of gravity: see center of mass. ...

center of mass

(Encyclopedia)center of mass, the point at which all the mass of a body may be considered to be concentrated in analyzing its motion. The center of mass of a sphere of uniform density coincides with the center of t...

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...

Radio City

(Encyclopedia)Radio City: see Rockefeller Center. ...

European Space Operations Center

(Encyclopedia)European Space Operations Center (ESOC): see European Space Agency. ...

Paley Center for Media

(Encyclopedia)Paley Center for Media, American archive of radio and television programs, and forum for the discussion of the role and evolution of electronic media as well as the intersections of media and society;...