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Finger Lakes

(Encyclopedia)Finger Lakes, group of 11 narrow glacial lakes in north to south valleys, W central N.Y. Cayuga and Seneca lakes, both more than 35 mi (56 km) long, are the largest and deepest. Keuka Lake is the cent...

Tver

(Encyclopedia)Tver kəlyēˈnyĭn [key], city (1989 pop. 451,000), capital of Tver region, central European Russia, at the confluence of the Volga and Tver rivers. A major port on the upper Volga, it is linked with...

urethra

(Encyclopedia)urethra yo͝orēˈthrə [key], canal in most mammals that carries urine from the bladder to the outside of the body; in the male it also serves as a genital duct. The urethra is about 11⁄2 in. long ...

Ottawa, river, Canada

(Encyclopedia)Ottawa, river, c.700 mi (1,130 km) long, largest tributary of the St. Lawrence River, Canada. It rises in the Laurentian Highlands, SW Que., and flows generally W through La Vérendrye Provincial Park...

Galle

(Encyclopedia)Galle gäl [key], city (1995 est. pop. 87,000), capital of Southern prov., extreme S Sri Lanka, on the Indian Ocean. An agricultural market center, it exports tea, rubber, coconut oil, cloves, and oth...

Healey, Denis Winston Healey, Baron

(Encyclopedia)Healey, Denis Winston Healey, Baron, 1917–2015, British political leader, grad. Oxford (1940). He served in the British army (1940–45), then joined the Labour party and began a long career in parl...

Kern

(Encyclopedia)Kern, river, 155 mi (249 km) long, rising in the S Sierra Nevada Mts., E Calif., and flowing south, then southwest to a reservoir in the extreme southern part of the San Joaquin valley. The river has ...

Stoke-on-Trent

(Encyclopedia)Stoke-on-Trent, city and unitary authority (1991 pop. 272,446), W central England. Stoke-on-Trent forms the bulk of the area known as the Potteries. Situated in a coal field, the city is the center of...

slipped disc

(Encyclopedia)slipped disc, rupture or herniation of an intervertebral disc. These discs separate and cushion the vertebrae, the segments of the spinal column. They are composed of an outer rim of fibrous connectiv...

spinal puncture

(Encyclopedia)spinal puncture, surgical penetration of the spinal canal by a hollow needle introduced between two of the lumbar vertebrae. The arrangement permits injection of antibiotics or anesthetics (see anesth...