Columbia Encyclopedia

Search results

500 results found

North Pole

(Encyclopedia)North Pole, northern end of the earth's axis, by convention at lat. 90°N. Because the earth's rotational axis wobbles slightly over time, the location where the northern end of the axis intersects th...

right ascension

(Encyclopedia)right ascension, in astronomy, one of the coordinates in the equatorial coordinate system. The right ascension of a celestial body is the angular distance measured eastward from the vernal equinox alo...

celestial meridian

(Encyclopedia)celestial meridian, vertical circle passing through the north celestial pole and an observer's zenith. It is an axis in the altazimuth coordinate system. ...

Northwest Passage

(Encyclopedia)Northwest Passage, water routes through the Arctic Archipelago, N Canada, and along the northern coast of Alaska between the Pacific and Atlantic oceans. Even though the explorers of the 16th cent. de...

Lenclos, Ninon de

(Encyclopedia)Lenclos, Ninon de nēnôNˈ də läNklōˈ [key], 1620–1705, French beauty and wit. Her real name was Anne de Lenclos. She numbered among her many lovers and friends such eminent men as the Great Co...

Sablé, Madeleine de Souvré, marquise de

(Encyclopedia)Sablé, Madeleine de Souvré, marquise de mädəlĕnˈ də so͞ovrāˈ, märkēzˈ də säblāˈ [key], 1599–1678, French woman of letters. Her salon was in vogue after the decline of the salon at t...

Niccoli, Niccolò de'

(Encyclopedia)Niccoli, Niccolò de' nēk-kōlôˈ dā nēkˈkōlē [key], 1363–1437, Italian humanist. One of the distinguished Florentine scholars in Cosimo de' Medici's circle, he wrote little but is remembered...

Durrington Walls

(Encyclopedia)Durrington Walls, large henge overlooking the River Avon near Stonehenge and Amesbury, Wiltshire, S England. Although damaged and diminished by farming, erosion, and road construction, the henge would...

molding

(Encyclopedia)CE5 Moldings molding, in architecture, furniture, and decorative objects, a surface or group of surfaces of projecting or receding contours. A molding may serve as a defining element, terminating ...

Innuitians

(Encyclopedia)Innuitians ĭnyo͞oĭshˈənz [key], mountain range, stretching c.800 mi (1,290 km) through the Arctic Archipelago, Northwest Territories and Nunavut, N Canada. Largely unexplored, the range runs NE f...