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enamel

(Encyclopedia)enamel, a siliceous substance fusible upon metal. It may be so compounded as to be transparent or opaque and with or without color, but it is usually employed to add decorative color. It was used to d...

Frankenthaler, Helen

(Encyclopedia)Frankenthaler, Helen frăngkˈənthŏlər [key], 1928–2011, American painter, b. New York City. The youngest of the women who formed part of abstract expressionism's second generation, Frankenthaler...

postimpressionism

(Encyclopedia)postimpressionism, term coined by Roger Fry to refer to the work of a number of French painters active at the end of the 19th cent. who, although they developed their varied styles quite independently...

tattoo

(Encyclopedia)tattoo, the marking of the skin with punctures into which pigment is rubbed. The word originates from the Tahitian tattau [to mark]. The term is sometimes extended to scarification, which consists of ...

hair

(Encyclopedia)CE5 A. Cross section of a hair shaft B. General structure of a hair hair, slender threadlike outgrowth from the skin of mammals. In some animals hair grows in dense profusion and is called fur or ...

protective coloration

(Encyclopedia)protective coloration, coloration or color pattern of an animal that affords it protection from observation either by its predators or by its prey. The most widespread form of protective coloration is...

Huxley, Aldous Leonard

(Encyclopedia)Huxley, Aldous Leonard, 1894–1963, English author; grandson of Thomas Henry Huxley, brother of Sir Julian Huxley, and half-brother of Sir Andrew Huxley. Educated at Eton and Oxford, he traveled wide...

Lamarck, Jean Baptiste Pierre Antoine de Monet, chevalier de

(Encyclopedia)Lamarck, Jean Baptiste Pierre Antoine de Monet, chevalier de zhäN bätēstˈ pyĕr äNtwänˈdə mônāˈ, shəvälyāˈ də lämärkˈ [key], 1744–1829, French naturalist. He is noted for his stud...

Posner, Richard Allen

(Encyclopedia)Posner, Richard Allen pōzˈnər [key], 1939–, American jurist and author, b. New York City, grad. Yale (A.B., 1959), Harvard Law School (LL.B., 1962). He clerked for Supreme Court Justice William B...

Rift Valley fever

(Encyclopedia)Rift Valley fever, acute viral disease that affects domestic livestock and can be transmitted to humans. The disease is most common in E and S Africa, but also occurs widely in sub-Saharan Africa and ...