Columbia Encyclopedia

(Encyclopedia) horsetail, any plant of the genus Equisetum [Lat.,=horse bristle], the single surviving genus of a large group (Equisetophyta) of primitive vascular plants. Like the ferns and club mosses, relatives o...

(Encyclopedia) inchworm, name for the larvae of moths of the family Geometridae, a large, cosmopolitan group with over 1,200 species indigenous to North America. Also called measuring worms, spanworms, and loopers, ...

(Encyclopedia) Copán kōpänˈ [key], ruined city of the Maya, W Honduras, in a small river valley of the same name. Copán is noted for its fine sculptured stele and majestic architecture. The ruins were the site ...

(Encyclopedia) Cumberland. 1 City (2020 pop. 19,076), seat of Allegany co., NW Md., on the North Branch of the Potomac; settled 1750, inc. 1815. It is an important ...

(Encyclopedia) Favre, Brett (Brett Lorenzo Favre) färv [key], 1969–, American football player, b. Gulfport, Miss. As starting quarterback at the Univ. of Southern Mississippi he led the team to two bowl games and...

(Encyclopedia) Hennepin, Louis hĕnˈəpĭn [key], 1640–1701?, French cleric and explorer in North America. A Franciscan Recollect friar, Hennepin came to Canada in 1675, meeting on the journey La Salle, who made ...

(Encyclopedia) Kitchen Cabinet, in U.S. history, popular name for the group of intimate, unofficial advisers of President Jackson. Early in his administration Jackson abandoned official cabinet meetings and used hea...

(Encyclopedia) Kony, Joseph Rao, 1964?–, Ugandan rebel and war criminal. His cousin, Alice Lakwena, led the Holy Spirit Movement against (1986–87) Uganda's President Museveni, and when she was defeated, Kony for...

(Encyclopedia) Winnebago, Native North Americans whose language belongs to the Siouan branch of the Hokan-Siouan linguistic stock (see Native American languages). When Father Jean Nicolet encountered them (1634), th...

(Encyclopedia) ytterbium ĭtûrˈbēəm [key] [for Ytterby, a town in Sweden], metallic chemical element; symbol Yb; at. no. 70; at. wt. 173.054; m.p. 819℃; b.p. about 1,194℃; sp. gr. about 7.0; valence +2 or +3...