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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…

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.…

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…

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;…

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…

The Deep End of the Ocean

Director: Ulu Grosbard Writer: Stephen Schiff Columbia Pictures; PG-13; 105 minutes Release: 3/99 Cast: Michelle Pfeiffer, Treat Williams, Whoopi Goldberg, and Michael…

Brewer's: Drink Deep

Drink a deep draught. The allusion is to the peg tankards. Those who drank deep, drank to the lower pegs. (See Peg.) “We'll teach you to drink deep ere you depart.” —Shakespeare: Hamlet. i…

Deep Impact (U.S.)

Destination: Comet Tempel 1. Launched: Jan. 12, 2005. Arrival: July 4, 2005. End of project: April 2006. Mission: To look beneath the surface of a comet at material relatively unchanged from…