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ultrasound

(Encyclopedia) ultrasound or sonography, in medicine, technique that uses sound waves to study and treat hard-to-reach body areas. In scanning with ultrasound, high-frequency sound waves are…

Bernhard of Saxe-Weimar

(Encyclopedia) Bernhard of Saxe-WeimarBernhard of Saxe-Weimarsăksˈ–wīˈmär, zäksˈə-vīˈmär [key], 1604–39, Protestant general in the Thirty Years War, duke of Weimar. Under Ernst von Mansfeld and the…

Betzig, Robert Eric

(Encyclopedia) Betzig, Robert Eric, 1960–, American physicist, b. Ann Arbor, Mich., Ph.D. Cornell, 1988. Betzig worked at AT&T Bell Laboratories from 1988 to 1996, when he become vice president…

Walsingham, Sir Francis

(Encyclopedia) Walsingham, Sir FrancisWalsingham, Sir Franciswôlˈsĭng-əm [key], 1532?–1590, English statesman. A zealous Protestant, he went abroad during the reign of Queen Mary I but returned on…

Kawasaki disease

(Encyclopedia) Kawasaki disease or Kawasaki syndrome, acute illness characterized by inflammation of the blood vessels that primarily affects young children; it is more common in boys and children of…

John of Brienne

(Encyclopedia) John of BrienneJohn of Briennebrēĕnˈ [key], c.1170–1237, French crusader. He was a count and in 1210 married Mary, titular queen of Jerusalem. Mary died in 1212, and their daughter,…

McAlister, Linda Lopez

(Encyclopedia) McAlister, Linda Lopez, 1939-2021, American feminist philosopher, b. Los Angeles, Ca., as Linda Lee McAlister, Barnard College (B.A…

coeducation

(Encyclopedia) coeducation, instruction of both sexes in the same institution. The economic benefits gained from joint classes and the need to secure equality for women in industrial, professional,…

Commonwealth of Independent States

(Encyclopedia) Commonwealth of Independent States (CIS), community of independent nations established by a treaty signed at Minsk, Belarus, on Dec. 8, 1991, by the heads of state of Russia, Belarus,…