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Laurentian University

(Encyclopedia)Laurentian University, main campus at Sudbury, Ont., Canada; bilingual, coeducational; founded 1960. Among its faculties are those in astronomy, commerce, computer science, education, engineering, law...

Bond, William Cranch

(Encyclopedia)Bond, William Cranch, 1789–1859, American astronomer, b. Portland, Maine. He early aided his father in the trades of silversmith and clockmaker in Boston. He soon became an expert in the making of c...

Bessel, Friedrich Wilhelm

(Encyclopedia)Bessel, Friedrich Wilhelm frēdˈrĭkh vĭlˈhĕlm bĕsˈəl [key], 1784–1846, German astronomer and mathematician. He became (1810) director of the new observatory at Königsberg and professor of a...

apsis

(Encyclopedia)CE5 Apsis points, or apsides, in the earth's orbit: At perihelion the earth is closest to the sun and at aphelion it is farthest from the sun. apsis (pl. apsides), point in the orbit of a body whe...

demand and supply

(Encyclopedia)demand and supply: see supply and demand. ...

Daman and Diu

(Encyclopedia)Daman and Diu dəmänˈ, dēˈo͞o [key], union territory (2001 provisional pop. 158,059), 50 sq mi (130 sq km), W India, on the Arabian Sea, composed of two former Portuguese colonies seized by India...

Damon and Pythias

(Encyclopedia)Damon and Pythias dāˈmən, pĭthˈēəs [key], two youths whose loyalty to each other symbolizes true friendship. Pythias, a Pythagorean, condemned to death for plotting against Dionysius I of Syrac...

Daphnis and Chloë

(Encyclopedia)Daphnis and Chloë: see Longus.

corns and calluses

(Encyclopedia)corns and calluses, thickenings of the outer layer of skin where there is irritation or constant pressure. Corns are cone-shaped with their points protruding into the dermis, or inner layer of skin. T...

colleges and universities

(Encyclopedia)colleges and universities, institutions of higher education. Universities differ from colleges in that they are larger, have wider curricula, are involved in research activities, and grant graduate an...