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Gardena

(Encyclopedia)Gardena gärdēˈnə [key], city (2020 pop. 61,027), Los Angeles co., SW Calif., an industrial ...

El Segundo

(Encyclopedia)El Segundo ĕl sēgŭnˈdō [key], industrial city (2020 pop. 16,504), Los Angeles co., S Calif., on ...

Mississauga

(Encyclopedia)Mississauga mĭsĭsawˈgə [key], city (1991 pop. 463,388), S Ont., Canada, 12 mi (20 km) W of Toronto on Lake Ontario. A residential suburb of Toronto and a growing transportation and industrial cent...

Martinsburg

(Encyclopedia)Martinsburg, industrial city (1990 pop. 14,073), seat of Berkeley co., NE W.Va., in the Eastern Panhandle; settled 1732, inc. as a city 1859. It is a railroad center in a region that grows apples and ...

Yorba Linda

(Encyclopedia)Yorba Linda yôrˈbə lĭnˈdə [key], city (1990 pop. 52,422), Orange co., S Calif., in a region of citrus fruit; inc. 1967. The city grew tremendously in the late 20th cent. along with the southern ...

servomechanism

(Encyclopedia)servomechanism, automatic device for the control of a large power output by means of a small power input or for maintaining correct operating conditions in a mechanism. It is a type of feedback contro...

muscular dystrophy

(Encyclopedia)muscular dystrophy dĭsˈtrōfē [key], any of several inherited diseases characterized by progressive wasting of the skeletal muscles. There are five main forms of the disease. They are classified ac...

Tay-Sachs disease

(Encyclopedia)Tay-Sachs disease tāˈ-săksˈ [key], rare hereditary disease caused by a genetic mutation that leaves the body unable to produce an enzyme necessary for fat metabolism in nerve cells, producing cent...

Edwards Air Force Base

(Encyclopedia)Edwards Air Force Base, U.S. military installation, 301,000 acres (121,805 hectares), S Calif., NE of Lancaster; est. 1933. It is one of the largest air force bases in the United States and has the wo...

Havel

(Encyclopedia)Havel häˈfəl [key], river, c.215 mi (350 km) long, rising in the lake region of Mecklenburg, N Germany. It flows generally S through West Berlin to Potsdam where it turns west. At Brandenburg it tu...