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Jackson, Sheldon

(Encyclopedia)Jackson, Sheldon, 1834–1909, American missionary and educator, b. Montgomery co., N.Y., grad. Union College, 1855, and Princeton Theological Seminary, 1858. After a career as a Presbyterian missiona...

Orvieto

(Encyclopedia)Orvieto ōrvyĕˈtō [key], city (1991 pop. 21,419), in Umbria, central Italy, on the Poglia River. Situated at the top of a rocky hill, it is a tourist and pilgrimage center. Orvieto is probably loca...

caribou, in zoology

(Encyclopedia)caribou, name in North America for the genus (Rangifer) of deer from which the Old World reindeer was originally domesticated. Caribou are found in arctic and subarctic regions. They are the only deer...

bighorn, in zoology

(Encyclopedia)bighorn or Rocky Mountain sheep, wild sheep, Ovis canadensis, of W North America, formerly plentiful in mountains from SW Canada to N Mexico. Indiscriminate hunting, disease, and scarcity of food enor...

rockfish

(Encyclopedia)rockfish, member of the family Sebastidae (rockfishes) according some authorities, but also classified as a member of the family Scorpaenidae (scorpionfishes, lionfishes, and rockfishes) by other auth...

Segovia, city, Spain

(Encyclopedia)Segovia, city (1990 pop. 55,188), capital of Segovia prov., central Spain, in Castile and León, on the Eresma River. It stands on a rocky hill (3,297 ft/1,005 m high) crowned by the cathedral and the...

Rhea, in astronomy

(Encyclopedia)Rhea, in astronomy, one of the named moons, or natural satellites, of Saturn. Also known as Saturn V (or S5), Rhea is 950 mi (1530 km) in diameter, orbits Saturn at a mean distance of 327,487 mi (527,...

echidna, in zoology

(Encyclopedia)echidna ĭkĭdˈnə [key] or spiny anteater, animal of the order Monotremata, the egg-laying mammals. A short-legged, grayish brown animal, the echidna is covered with sharp quills and can protect its...

chloramphenicol

(Encyclopedia)chloramphenicol klōrˌămfĕnˈəkŏlˌ [key], antibiotic effective against a wide range of gram-negative and gram-positive bacteria (see Gram's stain). It was originally isolated from a species of S...

Halmahera

(Encyclopedia)Halmahera jīlôˈlô [key], island, c.7,000 sq mi (18,100 sq km), E Indonesia, between New G...