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molybdenite

(Encyclopedia)molybdenite məlĭbˈdənīt, mō– [key], a mineral, molybdenum disulfide, MoS2, blue-gray in color, with a metallic luster and greasy feel. It occurs in crystals of the hexagonal system but more co...

junco

(Encyclopedia)junco or snowbird, small seed-eating bird of North America closely related to the sparrows. Juncos have white underparts and gray (sometimes also brown) backs. They travel in flocks. The dark-eyed jun...

ambergris

(Encyclopedia)ambergris ămˈbərgrēs [key], waxlike substance originating as a morbid concretion in the intestine of the sperm whale. Lighter than water, it is found floating on tropical seas or cast up on the sh...

Shannon, Charles Haslewood

(Encyclopedia)Shannon, Charles Haslewood or Hazelwood, 1865–1937, English portrait and figure painter, etcher, and lithographer. He was an aesthete and lifelong companion of fellow artist Charles Ricketts, who in...

Perceval, Spencer

(Encyclopedia)Perceval, Spencer, 1762–1812, British statesman. He had a profitable law practice before he entered the House of Commons as a Tory in 1796. He was solicitor general (1801–2), attorney general (180...

wirehaired pointing griffon

(Encyclopedia)wirehaired pointing griffon, breed of medium-sized sporting dog developed in Holland and France in the late 19th cent. It stands about 22 in. (56 cm) high at the shoulder and weighs between 45 and 60 ...

tanzanite

(Encyclopedia)tanzanite tănzănˈīt [key], beautiful gemstone discovered in 1967 in the Umba Valley near the Usambara Mts. in Tanzania, a precious variety of the mineral zoisite, a calcium aluminum silicate. Zois...

bushmaster

(Encyclopedia)bushmaster, large venomous snake, Lachesis muta, of Central America and N South America. It is a member of the pit viper family, which also includes the rattlesnake. The largest New World snake, it re...

Rathlin Island

(Encyclopedia)Rathlin Island răthˈlĭn [key], 5 sq mi (13 sq km), Moyle dist., N Northern Ireland. Its cliffs, of limestone and basalt, rise at Slieveacarn to 449 ft (137 m). Farming and fishing are important. St...

Melrose, town, Scotland

(Encyclopedia)Melrose, town (1991 pop. 2,221), Scottish Borders, S Scotland, on the Tweed River. It is the site of one of the finest ruins in Scotland—Melrose Abbey, owned by the nation and founded for Cistercian...