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Crater Lake National Park

(Encyclopedia) Crater Lake National Park, 183,224 acres (74,206 hectares), SW Oreg., in the Cascade Range; est. 1902. Crater Lake, 20 sq mi (52 sq km), lies in a huge pit that was created when the…

blackthorn

(Encyclopedia) blackthorn or sloe, low, spreading, thorny bush or small tree (Prunus spinosa) of the plum genus of the family Rosaceae (rose family), having black bark, white flowers, and deep blue…

Popular Music Glossary

acid rockRock music with a repetitive beat and lyrics that suggest psychedelic experiences.alternativeGuitar-based rock with desultory male vocalists or chirpy female vocalists. It grew in response…

swallow

(Encyclopedia) swallow, common name for small perching birds of almost worldwide distribution. There are about 100 species of swallows, including the martins, which belong to the same family.…

Chelsea ware

(Encyclopedia) Chelsea ware, chinaware made in the mid-18th cent. at a factory in Chelsea, London. The earliest specimens extant are dated 1745 and have the potter's mark of a triangle and the word…

Benedict's solution

(Encyclopedia) Benedict's solution, deep-blue alkaline solution used to test for the presence of the aldehyde functional group, −CHO. The substance to be tested is heated with Benedict's solution;…

Stiegel, Henry William

(Encyclopedia) Stiegel, Henry WilliamStiegel, Henry Williamstēˈgəl [key], 1729–85, American iron and glass manufacturer, b. Germany. He emigrated to America, arriving in Philadelphia (1750). In 1758…

artificial intelligence

(Encyclopedia) artificial intelligence (AI), the use of computers to model the behavioral aspects of human reasoning and learning. Research in AI is concentrated in some half-dozen areas. In problem…

Geneva, Lake

(Encyclopedia) Geneva, Lake, Fr. Lac LémanGeneva, Lake,läk lāmäNˈ [key], crescent-shaped lake, 224 sq mi (580 sq km), c.45 mi (70 km) long, on the Swiss-French border, between the Alps and the Jura…

Shakespeare on Film

Infoplease picks the best film adaptations of Shakespeare by Shmuel Ross Relatively Faithful Adaptations • Looser Adaptations • Shakespeare as Launching Pad   Relatively Faithful Adaptations…