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bismuth

(Encyclopedia)bismuth bĭzˈməth [key] [Ger. Weisse Masse=white mass], metallic chemical element; symbol Bi; at. no. 83; at. wt. 208.98040; m.p. 271.3℃; b.p. about 1,560℃; sp. gr. 9.75 at 20℃; valence +3 or ...

Stella, Frank

(Encyclopedia)Stella, Frank, 1936–, American artist, b. Malden, Mass. In his early “black paintings” Stella exhibits the precision and rationality that characterized minimalism, employing parallel angular str...

vinegar

(Encyclopedia)vinegar, sour liquid consisting mainly of acetic acid and water, produced by the action of bacteria on dilute solutions of ethyl alcohol derived from previous yeast fermentation. The coloring and flav...

Crespi, Giovanni Battista

(Encyclopedia)Crespi, Giovanni Battista jōvänˈnē bät-tēsˈtä krāsˈpē [key], c.1575–1632, Italian painter, sculptor, and architect of the Milanese school. He was also called Il Cerano. His paintings are ...

cline

(Encyclopedia)cline, in biology, any gradual change in a particular characteristic of a population of organisms from one end of the geographical range of the population to the other. Gradients of characteristics us...

Hoel, Sigurd

(Encyclopedia)Hoel, Sigurd sēˈgo͝or hōˈəl [key], 1890–1960, Norwegian novelist. Hoel's sophisticated novels of urban life include the witty satire Sinners in Summertime (1927, tr. 1930) and the more serious...

Gerard, James Watson

(Encyclopedia)Gerard, James Watson jərärdˈ [key], 1867–1951, U.S. ambassador to Germany (1913–17), b. Geneseo, N.Y. As ambassador, he handled many delicate negotiations, including those concerning the German...

frog's-bit

(Encyclopedia)frog's-bit, common name for members of the Hydrocharitaceae, a family of aquatic herbs found in warm fresh- and saltwaters throughout the world. Most species grow partially or completely submerged, ra...

Koninck, Philips de

(Encyclopedia)Koninck or Coningh, Philips de fēˈlĭps də kōˈnĭngk, kōˈnĭng [key], 1619–88, Dutch landscape and portrait painter. His panoramic landscapes, rich and warm in tone, suggest dramatic atmosphe...

Carossa, Hans

(Encyclopedia)Carossa, Hans häns kärôsˈä [key], 1878–1956, German poet and novelist. His autobiographical novel Childhood (1922, tr. 1930) and its sequels (1928, 1941) are noted for clear, graceful style. F�...