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La Mesa

(Encyclopedia)La Mesa lə māˈsə [key], city (1990 pop. 52,931), San Diego co., S Calif., a suburb of San Diego; inc. 1912. It is a retail center and a popular residence for upper- and middle-income professionals...

Robertson, Oscar

(Encyclopedia)Robertson, Oscar, 1938–, U.S. basketball player, b. Charlotte, Tenn. Passionately devoted to basketball as a youth, Robertson led his high school team to 45 consecutive victories. After an athletica...

Pottstown

(Encyclopedia)Pottstown, borough (1990 pop. 21,831), Montgomery co., SE Pa., on the Schuylkill River; settled c.1700, inc. 1815. The borough's industries include plastic and metal products, furniture, electronic an...

apsis

(Encyclopedia)CE5 Apsis points, or apsides, in the earth's orbit: At perihelion the earth is closest to the sun and at aphelion it is farthest from the sun. apsis (pl. apsides), point in the orbit of a body whe...

longitude

(Encyclopedia)longitude lŏnˈjĭto͞odˌ [key], angular distance on the earth's surface measured along any latitude line such as the equator east or west of the prime meridian. A meridian of longitude is an imagin...

shuffleboard

(Encyclopedia)shuffleboard, sport in which players use cue sticks to push disks onto a scoring diagram at either end of a concrete or terrazzo court. The court is 52 ft (15.85 m) long and 6 ft (1.83 m) wide. The ba...

circle

(Encyclopedia)CE5 Circle circle, closed plane curve consisting of all points at a given distance from some fixed point, called the center. A circle is a conic section cut by a plane perpendicular to the axis of...

latitude

(Encyclopedia)latitude, angular distance of any point on the surface of the earth north or south of the equator. The equator is latitude 0°, and the North Pole and South Pole are latitudes 90°N and 90°S, respect...

Dionne, Marcel

(Encyclopedia)Dionne, Marcel, 1951–, Canadian hockey player, b. Drummondville, Quebec. A talented offensive center, he was drafted (1971) by the National Hockey League (NHL)'s Detroit Red Wings. Moving to the Los...

chord, in geometry

(Encyclopedia)chord kôrd [key], in geometry, straight line segment both end points of which lie on the circumference of a circle or other curve; it is a segment of a secant. A chord passing through the center of a...