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Standardbred horse

(Encyclopedia)Standardbred horse or trotter, American breed of light horse developed especially for harness, or sulky, racing. Of Thoroughbred ancestry, it is similar in appearance to a thoroughbred but has shorter...

bauxite

(Encyclopedia)bauxite bôkˈsīt, bŏkˈ– [key], mixture of hydrated aluminum oxides usually containing oxides of iron and silicon in varying quantities. A noncrystalline substance formerly thought to be a minera...

Sussex spaniel

(Encyclopedia)Sussex spaniel, breed of short, stocky sporting dog developed in England in the late 18th and early 19th cent. It stands about 15 in. (38 cm) high at the shoulder and weighs between 35 and 45 lb (15.9...

soapstone

(Encyclopedia)soapstone or steatite stēˈətīt [key], metamorphic rock of which the characteristic and usually chief mineral is talc, but which also contains varying parts of chlorite, mica, tremolite, quartz, ma...

Spectral Classes for Main Sequence Stars (table)

(Encyclopedia)Characteristics of Spectral Classes for Main Sequence Stars ...

Briard

(Encyclopedia)Briard brēärdˈ [key], breed of muscular, wiry working dog whose origins may be traced back to 12th-century France. It stands from 22 to 27 in. (55.9–68.6 cm) high at the shoulder and weighs betwe...

Percheron horse

(Encyclopedia)Percheron horse pûrˈchərŏnˌ [key], breed of draft horse developed in NW France, originally of Flemish origin, but also containing some Arabian blood (see Arabian horse). For a heavy horse, it has...

phlogiston theory

(Encyclopedia)phlogiston theory flōjĭsˈtŏn [key], hypothesis regarding combustion. The theory, advanced by J. J. Becher late in the 17th cent. and extended and popularized by G. E. Stahl, postulates that in all...

photoengraving

(Encyclopedia)photoengraving, photomechanical process in the graphic arts, used principally for reproducing illustrations. The subject is photographed, and the image is recorded on a sensitized metal plate, which i...

Campagnola, Domenico

(Encyclopedia)Campagnola, Domenico dōmĕˈnēkō kämpänyôˈlä [key], 1500–c.1564, painter and engraver. Although Campagnola worked exclusively in Italy, there are documents indicating that he was of German o...