Columbia Encyclopedia

Search results

500 results found

Port Harcourt

(Encyclopedia)Port Harcourt härˈkərt, –kôrt [key], city (1991 est. pop. 362,000), SE Nigeria, a deepwater port on the Bonny River in the Niger delta. It is an industrial and commercial center where steel and ...

Frondizi, Arturo

(Encyclopedia)Frondizi, Arturo ärto͞oˈrō frôndēˈsē [key], 1908–95, president of Argentina (1958–62). A lawyer and economist, he opposed Juan Perón and rose to prominence after the latter was overthrown...

fuller's earth

(Encyclopedia)fuller's earth, mineral substance characterized by the property of absorbing basic colors and removing them from oils. It is composed mainly of alumina, silica, iron oxides, lime, magnesia, and water,...

Hammer, Armand

(Encyclopedia)Hammer, Armand, 1898–1990, American business executive, b. New York City. He began in his father's pharmaceutical business and then expanded it into the Soviet Union. He returned (1930) to New York,...

Hammond

(Encyclopedia)Hammond. 1 City (2020 pop. 77,879), Lake co., extreme NW Ind., bounded by Lake Michigan, the Ill. state line, and the Little Calumet River, and ...

Taman Peninsula

(Encyclopedia)Taman Peninsula təmänˈ [key], c.20 mi (30 km) long and 8 mi (12.9 km) wide, Krasnodar Territory, SE European Russia, projecting westward between the Sea of Azov and the Black Sea. It is separated f...

Yoshino, Akira

(Encyclopedia)Yoshino, Akira, 1948–, Japanese chemist, Ph.D. Osaka Univ., 2005. He was a researcher at Asahi Kasei Corp. from 1972 to 2017, when he became a professor at Meijo Univ., Nagoya, Japan. Akira received...

Livorno

(Encyclopedia)Livorno lē vôrˈnô [key], Brit. Leghorn, city (1991 pop. 167,512), capital of Livorno prov., Tuscany, central Italy, on the Ligurian Sea and on the Aurelian Way. It is a busy commercial, industrial...

mercaptan

(Encyclopedia)mercaptan thīˈōl [key], any of a class of organic compounds containing the group –SH bonded to a carbon atom. The volatile low-molecular-weight mercaptans have disagreeable odors. Mercaptans are ...

Maracaibo

(Encyclopedia)Maracaibo märäkīˈbō [key], city (1990 pop. 1,249,670), capital of Zulia state, NW Venezuela, at the outlet of Lake Maracaibo. It is Venezuela's second largest city, a commercial and industrial ce...