Columbia Encyclopedia

Search results

218 results found

Lardner, Ring

(Encyclopedia)Lardner, Ring (Ringgold Wilmer Lardner), 1885–1933, American humorist and short-story writer, b. Niles, Mich. He was a sports reporter in Chicago, St. Louis, and Boston from 1907 to 1919. His first ...

Whiskey Ring

(Encyclopedia)Whiskey Ring, in U.S. history, a group of distillers and public officials who defrauded the federal government of liquor taxes. Soon after the Civil War these taxes were raised very high, in some case...

ring compound

(Encyclopedia)ring compound: see aromatic compound. ...

Tweed Ring

(Encyclopedia)Tweed Ring: see Tweed, William Marcy. ...

ring, in astronomy

(Encyclopedia)ring, in astronomy, relatively thin band of rocks and dust and ice particles that orbit around a planet in the planet's equatorial plane. All four of the giant planets in the solar system—Jupiter, S...

Ring nebula

(Encyclopedia)Ring nebula, planetary nebula in the northern constellation Lyra; cataloged as M57 or NGC 6720. It is perhaps the most famous and beautiful nebula of this type. Its name describes the appearance of th...

Brodgar, Ring of

(Encyclopedia)Brodgar, Ring of: see under Stenness, Loch of. ...

ring, mathematical system

(Encyclopedia)ring, in mathematics, system consisting of a set R of elements and two binary operations, such that addition makes R a commutative group and multiplication is associative and distributes over addition...

ring, piece of jewelry

(Encyclopedia)ring, small ornamental hoop usually worn on finger or thumb, but it may be attached to the ear or the nose. Finger rings made of bronze, gold, and silver from the period c.2600–1500 b.c. have been f...

Browse by Subject