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dermatitis

(Encyclopedia)dermatitis dûrˌmətīˈtĭs [key], nonspecific irritation of the skin. The causative agent may be a bacterium, fungus, or parasite; it can also be a foreign substance, known as an allergen. Contact ...

dragon's blood

(Encyclopedia)dragon's blood, name for a red resin obtained from a number of different plants. It was held by early Greeks, Romans, and Arabs to have medicinal properties; Dioscorides and other early writers descri...

Coptos

(Encyclopedia)Coptos kŏpˈtəs [key], ancient city of Egypt, on the right bank of the Nile, c.27 mi (43 km) N of modern Luxor. Remains of the Temple of Min, patron god of Coptos, have been found there as well as r...

corns and calluses

(Encyclopedia)corns and calluses, thickenings of the outer layer of skin where there is irritation or constant pressure. Corns are cone-shaped with their points protruding into the dermis, or inner layer of skin. T...

Chelsea ware

(Encyclopedia)Chelsea ware, chinaware made in the mid-18th cent. at a factory in Chelsea, London. The earliest specimens extant are dated 1745 and have the potter's mark of a triangle and the word Chelsea. Nicholas...

International Union for the Conservation of Nature and Natural Resources

(Encyclopedia)International Union for the Conservation of Nature and Natural Resources (IUCN), formerly World Conservation Union, international organization founded in 1948 to encourage the preservation of wildlife...

hue and cry

(Encyclopedia)hue and cry, formerly, in English law, pursuit of a criminal immediately after he had committed a felony. Whoever witnessed or discovered the crime was required to raise the hue and cry against the pe...

Apalachee

(Encyclopedia)Apalachee ăpˌəlăchˈē [key], tribe of Native North Americans once centered about Apalachee Bay, NW Florida, belonging to the Muskogean branch of the Hokan-Siouan linguistic stock (see Native Amer...

Helpmann, Sir Robert

(Encyclopedia)Helpmann, Sir Robert, 1909–1986, Australian dancer and choreographer. He danced as a principal (1933–50) with Sadler's Wells Ballet (now the Royal Ballet), often partnering with Margot Fonteyn. Hi...

Herbert, Victor

(Encyclopedia)Herbert, Victor, 1859–1924, Irish-American cellist, composer, and conductor, studied at the Stuttgart Conservatory. In 1886 the Metropolitan Opera Company engaged his wife, Therese Herbert-Föster, ...