Columbia Encyclopedia

Search results

158 results found

Angus cattle

(Encyclopedia)Angus cattle ăngˈgəs [key], breed of black polled (hornless) beef cattle, originated in Scotland and introduced in 1873 to the United States, where they have become well established. Often called B...

bone

(Encyclopedia)CE5 Bone bone, hard tissue that forms the skeleton of the body in vertebrate animals. In the very young, the skeleton is composed largely of cartilage and is therefore pliable, reducing the incide...

videocassette recorder

(Encyclopedia)videocassette recorder (VCR), device that can record television programs or the images from a video camera on magnetic tape (see tape recorder); it can also play prerecorded tapes. A VCR converts the ...

Pecos, river, United States

(Encyclopedia)Pecos, river, 926 mi (1,480 km) long, rising in N N.Mex. near the Truchas peaks and flowing SE across E N.Mex. and W Tex. to the Rio Grande; drains c.38,300 sq mi (99,200 sq km). In New Mexico, dams a...

sphalerite

(Encyclopedia)sphalerite sfălˈərīt, sfāˈ– [key], mineral composed of zinc sulfide, usually containing some iron and a little cadmium. It occurs in crystals of the isometric system but more generally in clea...

Robinson, Sir John Beverley

(Encyclopedia)Robinson, Sir John Beverley, 1791–1863, Canadian jurist, b. Lower Canada (Quebec). After holding many important offices, he entered upon his long career (1829–62) as chief justice of Upper Canada;...

Lead B

(Encyclopedia)Lead Belly, nickname of Huddie William Ledbetter, 1885–1949, American singer, b. Mooringsport, La. While wandering through Louisiana and Texas, he...

concretion

(Encyclopedia)concretion, mass or nodule of mineral matter, usually oval or nearly spherical in shape, and occurring in sedimentary rock. It is formed by the accumulation of mineral matter in the pore spaces of the...

Head, Sir Francis Bond

(Encyclopedia)Head, Sir Francis Bond, 1793–1875, British administrator in Canada. A soldier (1811–25) and unsuccessful mining adventurer in South America, he had had little experience to prepare him for the pos...