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mammary gland

(Encyclopedia)mammary gland, organ of the female mammal that produces and secretes milk for the nourishment of the young. A mammal may have from 1 to 11 pairs of mammary glands, depending on the species. Generally,...

mineral

(Encyclopedia)mineral, inorganic substance occurring in nature, having a characteristic and homogeneous chemical composition, definite physical properties, and, usually, a definite crystalline form. A few of the mi...

miniature painting

(Encyclopedia)miniature painting [Ital.,=artwork, especially manuscript initial letters, done with the red lead pigment minium; the word originally had no implication as to size]. In a general sense the term denote...

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...

Lomax, John Avery

(Encyclopedia)Lomax, John Avery lōˈmăks [key], 1867–1948, American folklorist, b. Goodman, Miss. Lomax's first book, Cowboy Songs (1910), contained for the first time in print such songs as “The Old Chisholm...

King, Carole

(Encyclopedia) King, Carole, 1942-, American singer-songwriter, b. New York, N.Y., as Carole Joan Klein. King enjoyed two separate careers; in the early ‘60s, she ...

Karachay-Cherkess Republic

(Encyclopedia)Karachay-Cherkess Republic kärächīˈ-chĕrkĕsˈ [key], constituent republic (1990 est. pop. 420,000), c.5,500 sq mi (14,200 sq km), Stavropol Territory, SE European Russia, in the Greater Caucasus...

Staples, Mavis

(Encyclopedia) Staples, Mavis, 1939- , African American popular singer, b. Chicago, Il. Staples began performing at age 11 with her father, Roebuck “Pops” St...

tracer

(Encyclopedia)tracer, an identifiable substance used to follow the course of a physical, chemical, or biological process. In chemistry the ideal tracer has the same chemical properties as the molecule it replaces a...

urea

(Encyclopedia)CE5 urea yo͝oēˈə [key], organic compound that is the principal end product of nitrogen metabolism in most mammals. Urea was the first animal metabolite to be isolated in crystalline form; its c...