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Brown, Margaret Wise

(Encyclopedia)Brown, Margaret Wise, 1910–52, American children's book author, b. Brooklyn, N.Y., B.A Hollins College, 1932. Continuing her education at the Bureau of Educational Experiments (now the Bank Street C...

agar, substance obtained from seaweed

(Encyclopedia)agar äˈgär, āˈ–, ăgˈär [key], product obtained from several species of red algae, or seaweed, chiefly from the Ceylon, or Jaffna, moss (Gracilaria lichenoides) and species of Gelidium, harve...

black widow

(Encyclopedia)black widow, poisonous spider of the genus Latrodectus, found throughout North and South America and common in the SW United States. The name derives from the fact that the female, like those of many ...

bluebird

(Encyclopedia)bluebird, common name for a North American migratory bird of the family Turdidae (thrush family). The eastern bluebird, Sialia sialis, is among the first spring arrivals in the North. It is about 7 in...

blue shift

(Encyclopedia)blue shift or blueshift, in astronomy, the systematic displacement of individual lines in the spectrum of a celestial object toward the blue, or shorter wavelength, end of the visible spectrum. The am...

Zao Wou-Ki

(Encyclopedia)Zao Wou-Ki or Chao Wu-chi, 1920–2013, Chinese-French painter who combined a traditional Asian sensibility with Western abstraction. He studied ink painting and calligraphy as well as Western art tec...

Zinsser, Hans

(Encyclopedia)Zinsser, Hans zĭnsˈər [key], 1878–1940, American bacteriologist, b. New York City, grad. Columbia (B.A., 1899; M.D., 1903). He was professor of bacteriology at Stanford (1911–13), Columbia (191...

snipe

(Encyclopedia)snipe, common name for a shore bird of the family Scolopacidae (sandpiper family), native to the Old and New Worlds. The common, or Wilson's snipe (Capella gallinago), also called jacksnipe, is a game...

Swammerdam, Jan

(Encyclopedia)Swammerdam, Jan yän väˈmərdäm [key], 1637–80, Dutch naturalist. He was a pioneer in the use of the microscope. Before he turned to religious contemplation his chief interest was the study of in...

trogon

(Encyclopedia)trogon trōˈgŏn [key], family of tropical jungle birds related to the roadrunners and including the quetzal. Trogons are sedentary arboreal birds, 10 to 14 in. (25.4–35.6 cm) long, with short roun...