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Alvin

(Encyclopedia)Alvin, city (2020 pop. 27,098), Brazoria co., S Tex.; inc. 1893. The city is chiefly residential but is near an agricultural area where rice, cotton, soybeans, and pecans are raised. Indus...

Alzheimer's disease

(Encyclopedia)Alzheimer's disease ălsˈhīˌmərz, ôls– [key], degenerative disease of nerve cells in the cerebral cortex that leads to atrophy of the brain and senile dementia and, ultimately, death. The disea...

Dashava

(Encyclopedia)Dashava dəshäˈvə [key], a natural gas producing region of Ukraine, mainly in Lviv region, in the Carpathian foothills. It is linked by pipeline to many centers of Belarus, Ukraine, and Russia, inc...

Minden, city, United States

(Encyclopedia)Minden, city (1990 pop. 13,661), seat of Webster parish, NW La.; settled 1835 by German immigrants as a socialist commune, inc. 1850. It is the shipping center of an area rich in timber, oil, and natu...

Snyder

(Encyclopedia)Snyder, city (1990 pop. 12,195), seat of Scurry co., NW Tex., in a prairie and mesquite region; inc. 1907. Oil production is the city's main industry; natural gas is also refined and processed. Cattle...

Sakhalin

(Encyclopedia)Sakhalin sägälyĕnˈ [key], island (c.29,500 sq mi/76,400 sq km), off the coast of Asian Russia, between the Sea of Okhotsk and the Sea of Japan; separated from the Russian mainland on the west by t...

cyanogen

(Encyclopedia)cyanogen sīănˈəjən [key], NCCN, colorless, flammable, extremely poisonous gas with a characteristic odor somewhat like that of hydrogen cyanide. It melts at −35℃, boils at −21℃, and is so...

Taber

(Encyclopedia)Taber tāˈbər [key], town (1991 pop. 6,660), S Alta., Canada, NE of Lethbridge. The area is irrigated for crop and livestock raising. The town has a sugar beet refinery and a vegetable cannery. Coal...

book lung

(Encyclopedia)book lung, terrestrial respiratory organ characteristic of arachnids such as scorpions and primitive spiders. Each book lung consists of hollow flat plates. Air bathes the outer surface of the plates ...

Big Rapids

(Encyclopedia)Big Rapids, city (2020 pop. 7,727), seat of Mecosta co., W central Mich., at the falls of the Muskegon River; inc. 1869. Agriculture and light manufactu...