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spinel
(Encyclopedia)spinel, magnesium aluminum oxide, MgAl2O4, a mineral crystallizing in the isometric system, usually as octahedrons. It occurs as an accessory mineral in basic igneous rocks, in aluminum-rich metamorph...Cropsey, Jasper Francis
(Encyclopedia)Cropsey, Jasper Francis, 1823–1900, American artist, b. Staten Island, N.Y. Trained as an architect, Cropsey designed two churches in Staten Island and several stations on the Sixth Ave. elevated ra...Corneille
(Encyclopedia)Corneille (Guillaume Cornelis van Beverloo) kôrnāˈyə [key], 1922–2010, Belgian painter. Corneille was a member of CoBrA, the European group (1948–51) allied with abstract expressionism. His wo...Geissler tube
(Encyclopedia)Geissler tube gīsˈlər [key], gas discharge tube in which light is produced when an electric discharge passes through the rarefied gas in the tube. The color of the glow depends on the gas used. The...broom rape
(Encyclopedia)broom rape, common name for plants of the Orobanchaceae, the broom rape family. They are parasitic on the roots of other plants; they have small leaves and little or no green color. In some species th...Carr, Emily
(Encyclopedia)Carr, Emily, 1871–1945, Canadian painter. She studied (1889–c.1895) at the San Francisco School of Art and later in London and in Paris. In Victoria, British Columbia, she taught painting and visi...Staël, Nicholas de
(Encyclopedia)Staël, Nicholas de nēkôläˈ də stäl [key], 1914–55, French painter, b. St. Petersburg, Russia. Reared in Brussels, he traveled extensively before settling in France in 1940. De Staël evolved ...Cavedone, Giacomo
(Encyclopedia)Cavedone, Giacomo jäˈkōmō kävādôˈnā [key], 1577–1660, Italian painter, of the Bolognese school. He assisted Guido Reni in Rome, but his reputation as a master of color and composition was w...grouper
(Encyclopedia)grouper, common name for a large carnivorous member of the family Serranidae (sea bass family), abundant in tropical and subtropical seas and highly valued as food fish. There are several genera, nota...sucrose
(Encyclopedia)sucrose so͞oˈkrōs [key], commonest of the sugars, a white, crystalline solid disaccharide (see carbohydrate) with a sweet taste, melting and decomposing at 186℃ to form caramel. It is known commo...Browse by Subject
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