Columbia Encyclopedia

Search results

500 results found

phylloxera

(Encyclopedia)phylloxera fĭlŏkˈsĭrə [key], small, sap-eating, greenish insect of the genus Phylloxera, closely related to the aphid. Phylloxeras feed on leaves and roots, and many species produce galls on deci...

Wright, Silas

(Encyclopedia)Wright, Silas, 1795–1847, American political leader, b. Amherst, Mass. He was admitted (1819) to the bar and began practicing law at Canton, N.Y. Becoming involved in state politics, in the 1820s he...

Yaroslav

(Encyclopedia)Yaroslav (Yaroslav the Wise) yərəslävˈ [key], 978–1054, grand duke of Kiev (1019–54); son of Vladimir I. Designated by his father to rule in Novgorod, he became grand duke of Kiev after defeat...

Wagner, Honus

(Encyclopedia)Wagner, Honus hōˈnŭs wăgˈnər [key], 1874–1955, American baseball player, b. Mansfield (now Carnegie), Pa. His real name was John Peter Wagner. He played semiprofessional ball in Ohio and was g...

Benjamin, Walter

(Encyclopedia)Benjamin, Walter, 1892–1940, German essayist and critic. He is known for his synthesis of eccentric Marxist theory and Jewish messianism. In particular, his essays on Charles Baudelaire and Franz Ka...

Zumárraga, Juan de

(Encyclopedia)Zumárraga, Juan de hwän dā tho͞omäˈrägä [key], 1468–1548, Spanish churchman, first bishop of Mexico, a Franciscan. Going to Mexico in 1528, he became prominent in governmental affairs and op...

Black, Hugo LaFayette

(Encyclopedia)Black, Hugo LaFayette, 1886–1971, associate justice of the U.S. Supreme Court (1937–71), b. Harlan, Clay co., Ala. He received his law degree from the Univ. of Alabama in 1906. He practiced law an...

Cretaceous period

(Encyclopedia)Cretaceous period krĭtāˈshəs [key], third and last period of the Mesozoic era of geologic time (see Geologic Timescale, tablegeologic timescale, table), lasting from approximately 144 to 65 millio...

Nemertinea

(Encyclopedia)CE5 A. Ribbon worm, representative of the phylum Nemertinea B. Internal anatomy of a ribbon worm Nemertinea nĕmərtĭnˈēə [key], phylum of elongated, often flattened, marine Worms, sometimes c...

Ordovician period

(Encyclopedia)Ordovician period ôrdəvĭshˈən [key] [from the Ordovices, ancient tribe of N Wales], second period of the Paleozoic era of geologic time (see Geologic Timescale, tablegeologic timescale, table) fr...