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Ratnapura

(Encyclopedia)Ratnapura rŭtˈnəpo͝orə [key] [Sinhalese,=city of gems], town (1995 est. pop. 46,000), SW Sri Lanka. Located in a rubber- and rice-producing area, Ratnapura is Sri Lanka's major precious-stone cen...

Tilbury

(Encyclopedia)Tilbury tĭlˈbərē [key], part of the borough of Thurrock, Essex, E England. Tilbury Fort originated under Henry VIII; it was rebuilt and strengthened in the 17th cent. Queen Elizabeth I, in 1588, r...

Tiverton

(Encyclopedia)Tiverton tĭvˈərtən [key], rural town (1990 pop. 14,312), Newport co., SE R.I., between the Sakonnet River and the Mass. line; settled 1680, included in Massachusetts until 1746, inc. 1747. Tiverto...

Purdue University

(Encyclopedia)Purdue University pərdyo͞oˈ, –do͞oˈ [key], main campus at West Lafayette, Ind.; land-grant with state support; coeducational; chartered 1865, opened 1874. It maintains campuses at Hammond (Calu...

Rensselaer

(Encyclopedia)Rensselaer rĕnsəlērˈ, rĕnˈsələr [key], city (1990 pop. 8,255), Rensselaer co., E N.Y., on the east bank of the Hudson River opposite Albany; settled 1630 by Dutch, inc. 1897. Chemicals, textil...

locust, in zoology

(Encyclopedia)locust, in zoology, name for certain migratory members of the short-horned grasshopper family (Acrididae). Like other members of this family, locusts have antennae shorter than their bodies, song-prod...

Winfrey, Oprah

(Encyclopedia)Winfrey, Oprah, 1954–, African-American television host, actress, and media magnate, b. Kosciusko, Miss., as Orpah Gail Winfrey, grad. Tennessee State Univ. (1976). She began her career as a Nashvil...

weevil

(Encyclopedia)weevil, common name for certain beetles of the snout beetle family (Curculionidae), small, usually dull-colored, hard-bodied insects. The mouthparts of snout beetles are modified into down-curved snou...

value, in economics

(Encyclopedia)value, in economics, worth of a commodity in terms of other commodities, or in terms of money (see price). Value depends on both desirability and scarcity. The marginal theory of value, pioneered in t...