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Busan

(Encyclopedia)Busan or Pusan bo͞oˈsän [key], Jap. Fusan, city, extreme SE South Korea, on the Korea Stra...

vortex

(Encyclopedia)vortex vôrˈtĕks [key], mass of fluid in whirling or rotary motion. To simplify the analysis, vortex motion usually describes motions in a frictionless fluid. In such cases the absence of friction w...

Windsor, cities, Canada

(Encyclopedia)Windsor wĭnˈzər [key]. 1 Town (1991 pop. 3,625), central N.S., Canada, at the mouth of the Avon River on an arm of Minas Basin. It is the center of a gypsum and limestone-quarrying area. Manufactur...

San Joaquin

(Encyclopedia)San Joaquin săn wäkēnˈ [key], river, c.320 mi (510 km) long, rising in the Sierra Nevada, E Calif., and flowing W then N through the S Central Valley to form a large delta with the Sacramento Rive...

Mekong

(Encyclopedia)Mekong māˈkŏng, mēˈ– [key], Chinese Lancang, one of the great rivers of SE Asia, c.2,600 mi (4,180 km) long. From its marshy source (definitively identified in 1994) on the Rup-sa Pass in the h...

Precambrian

(Encyclopedia)Precambrian, name of a major division of geologic time (see Geologic Timescale, tablegeologic timescale, table), from c.5 billion to 570 million years ago. It is now usually divided into the Archean a...

Britain

(Encyclopedia)Britain brĭtˈən [key], alternate term for Great Britain, comprised of England, Scotland, and Wales. Often used synonymously with the United Kingdom, the name Britain is derived from Britannia, give...

Berenice, fl. 6 b.c., Jewish princess

(Encyclopedia)Berenice, fl. 6 b.c., Jewish princess; daughter of Costobarus and Salome, sister of Herod the Great (see under Herod). She was married to her cousin Aristobulus and bore him a son, Herod Agrippa I. Sh...

seal, stamp

(Encyclopedia)seal, stamp made from a die or matrix of metal, a gem, or other hard substance that yields an impression on wax or other soft substance. The use of seals is very ancient, examples of great antiquity o...

sphere

(Encyclopedia)sphere, in geometry, the three-dimensional analogue of a circle. The term is applied to the spherical surface, every point of which is the same distance (the radius) from a certain fixed point (the ce...