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migraine

(Encyclopedia) migrainemigrainemīˈgrān [key], headache characterized by recurrent attacks of severe pain, usually on one side of the head. It may be preceded by flashes or spots before the eyes or a…

MERS

(Encyclopedia) MERS or Middle East respiratory syndrome, relatively rare viral disease caused by MERS-CoV, a coronavirus. Although some infected persons have no or only coldlike symptoms, in most…

Chase, Samuel

(Encyclopedia) Chase, Samuel, 1741–1811, political leader in the American Revolution, signer of the Declaration of Independence, associate justice of the U.S. Supreme Court (1796–1811), b. Somerset…

De Vinne, Theodore Low

(Encyclopedia) De Vinne, Theodore LowDe Vinne, Theodore Lowdə vĭnˈē [key], 1828–1914, American printer, b. Stamford, Conn. He learned his trade in the office of the Newburgh (N.Y.) Gazette and in…

Delbrück, Max Ludwig Henning

(Encyclopedia) Delbrück, Max Ludwig HenningDelbrück, Max Ludwig Henningdĕlˈbrük [key], 1906–1981, American biophysicist, b. Berlin, Germany. Ph.D, Univ. of Göttingen, 1930. He spent most of his…

Deane, Silas

(Encyclopedia) Deane, Silas, 1737–89, political leader and diplomat in the American Revolution, b. Groton, Conn. A lawyer and merchant at Wethersfield, Conn., he was elected (1772) to the state…

D'Avenant, Sir William

(Encyclopedia) D'Avenant or Davenant, Sir WilliamD'Avenant or Davenant, Sir Williamdăvˈənənt [key], 1606–68, English poet, playwright, and theatrical producer. His life and work bridge the gap…

June beetle

(Encyclopedia) June beetle or May beetle, a blackish or mahogany-colored beetle of the scarab beetle family, widely distributed in North America and especially abundant in the NE United States and…

Kaposi's sarcoma

(Encyclopedia) Kaposi's sarcomaKaposi's sarcomakäpˈəshēˌ, kəpōˈsē [key], a usually fatal cancer that was considered rare until its appearance in AIDS patients. First described by an Austro-Hungarian…

joint, in geology

(Encyclopedia) joint, in geology, fracture in rocks along which no appreciable movement has occurred (see fault). Nearly vertical, or sheet, joints that result from shrinkage during cooling are…