Columbia Encyclopedia

Search results

500 results found

clepsydra

(Encyclopedia)clepsydra klĕpˈsĭdrə [key] or water clock, ancient device for measuring time by means of the flow of water from a container. A simple form of clepsydra was an earthenware vessel with a small openi...

Isthmian games

(Encyclopedia)Isthmian games ĭsˈmēən [key], athletic events organized c.581 b.c. They were held at Corinth in the spring of the first and third years of the Olympiad, and they honored Palaemon as well as Poseid...

Hague, Frank

(Encyclopedia)Hague, Frank hāg [key], 1876–1956, American politician, mayor of Jersey City, N.J., b. Jersey City. He worked his way up through the ranks of the local Democratic machine and was elected (1913) to ...

Geertgen tot Sint Jans

(Encyclopedia)Geertgen tot Sint Jans gārtˈgən tôt sĭnt yäns [key], fl. latter half of 15th cent., Dutch painter. Geertgen is the earliest painter of record in Haarlem. He may have gone to Ghent and had some c...

Kahn, Robert Elliot

(Encyclopedia)Kahn, Robert Elliot, 1938–, American computer scientist, b. Brooklyn, N.Y., B.E.E. City College of New York, 1960, Ph.D. Princeton, 1964. With Vinton Cerf, he is responsible for the design and imple...

Abakanowicz, Magdalena

(Encyclopedia)Abakanowicz, Magdalena, 1930–2017, Polish sculptor, studied Academy of Fine Arts, Warsaw (1950–54). She won notice with her Abakan series, begun in 1967; these monumental woven abstract sculptures...

age grade and age set

(Encyclopedia)age grade and age set, differentiation of social role based on age, commonly found in small-scale societies of North America and East Africa. Age sets are a type of sodality (nonresidential groups tha...

Butenandt, Adolf Friedrich Johann

(Encyclopedia)Butenandt, Adolf Friedrich Johann, 1903–95, German biochemist, Ph.D. Univ. of Göttingen, 1927. Butenandt held academic posts at the Univ. of Göttingen (1927–33) and the Institute of Technology a...

truck farming

(Encyclopedia)truck farming, horticultural practice of growing one or more vegetable crops on a large scale for shipment to distant markets. It is usually less intensive and diversified than market gardening. At fi...

Tlaxcala , state, Mexico

(Encyclopedia)Tlaxcala tläskäˈlä [key], state (1990 pop. 761,277), 1,555 sq mi (4,027 sq km), E central Mexico. Tlaxcala is the capital. It is the smallest and one of the most densely populated Mexican states. ...