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vase

(Encyclopedia)vase, vessel of pottery, glass, metal, stone, wood, or synthetic material. The pottery vase was anciently employed as a container for water (a hydria), wine and other products (an amphora), or oil (a ...

ruby

(Encyclopedia)ruby, precious stone, the transparent red variety of corundum, found chiefly in Myanmar, Thailand, and Sri Lanka and classified among the most valuable of gems. The Myanmarese stones are blood red, th...

Sommer, William

(Encyclopedia)Sommer, William, 1867–1949, American painter and lithographer, b. Detroit. He was apprenticed as a lithographer and studied drawing with Julius Melchers in Detroit and drawing and painting in Munich...

Stella, Joseph

(Encyclopedia)Stella, Joseph, 1877–1946, American painter, b. Italy, emigrated to the United States in 1896. He studied at the Art Students League of New York City with William Chase and later in Italy and Paris....

pokeweed

(Encyclopedia)pokeweed or pokeberry, tall, bushy perennial herb (Phytolacca americana) native to North America but cultivated and naturalized in Europe. The long clusters of white flowers are followed by purplish b...

Bakst, Lev Nikolayevich

(Encyclopedia)Bakst, Lev Nikolayevich lyĕf nyĭkəlīˈəvyĭch bäkst [key], 1868–1924, Russian scene designer and painter. His original, imaginative style and brilliant color exerted a wide influence on costum...

lapis lazuli

(Encyclopedia)lapis lazuli lăpˈĭs lăzˈo͝olē [key], gem, deep blue, violet, or greenish blue in color and usually flecked with yellow iron pyrites. It is composed of lazurite, a complex sodium aluminum silica...

Everdingen, Allart van

(Encyclopedia)Everdingen, Allart van älˈärt vän āˈfərdĭngən [key], 1621–75, Dutch painter and etcher. Although he worked primarily in Haarlem and Amsterdam, the scenery of Sweden and Norway forms the sub...

Kaigetsudo

(Encyclopedia)Kaigetsudo kīgĕtˈso͞odō [key], school of Japanese artists painting in the ukiyo-e style (see Japanese art). Kaigetsudo was founded by Kaigetsudo Ando in the early 18th cent. Characterized by broa...

indicators, acid-base

(Encyclopedia)indicators, acid-base, organic compounds that, in aqueous solution, exhibit color changes indicative of the acidity or basicity of the solution. Common indicators include p-nitrophenol, which is color...
 

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