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blood transfusion

(Encyclopedia)blood transfusion, transfer of blood from one person to another, or from one animal to another of the same species. Transfusions are performed to replace a substantial loss of blood and as supportive ...

sickle cell disease

(Encyclopedia)sickle cell disease or sickle cell anemia, inherited disorder of the blood in which the oxygen-carrying hemoglobin pigment in erythrocytes (red blood cells) is abnormal. This “hemoglobin-S” crysta...

Ivins, Molly

(Encyclopedia)Ivins, Molly (Mary Tyler Ivins), 1944–2007, U.S. journalist and political columnist, b. Monterey, Calif., B.A. Smith College, 1966, M.A. Columbia School of Journalism, 1967. A decided liberal with a...

Northampton, city, United States

(Encyclopedia)Northampton nôrthˌhămpˈtən, nôrˌthămpˈtən [key], city (1990 pop. 29,289), seat of Hampshire co., W Mass., on the Connecticut River; inc. as a town 1656, as a city 1883. Brushes, wire, optica...

Burj Khalifa

(Encyclopedia)Burj Khalifa [Arab.,=Khalifa Tower], skyscraper in Dubai, United Arab Emirates, that is the tallest building in the world. The centerpiece of a large urban development, it stands 2,717 ft (828 m) high...

Blakeslee, Albert Francis

(Encyclopedia)Blakeslee, Albert Francis, 1874–1954, American botanist, b. Genesee, New York. He received his Ph.D. at Harvard (1904) and was a member of the faculty until 1907. After several years as professor at...

Doniphan, Alexander William

(Encyclopedia)Doniphan, Alexander William dŏnˈĭfən [key], 1808–87, American lawyer and soldier, b. Mason co., Ky. He began (1830) to practice law in Lexington, Mo., and served three terms in the state legisla...

consumption

(Encyclopedia)consumption, in economics, direct utilization of goods and services by consumers, not including the use of means of production, such as machinery and factories (see capital). Consumption can be divide...

wolf

(Encyclopedia)wolf, carnivorous mammal of the genus Canis in the dog family. Once distributed over most of the Northern Hemisphere, wild wolves are now confined to the wilder parts of a reduced range. Three wolf sp...

Drumheller

(Encyclopedia)Drumheller drŭmˈhĕlˌər [key], city, SE Alta., Canada, on the Red Deer River. Once a coal mining ...