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grayling

(Encyclopedia) grayling, common name for a brilliantly colored fish belonging to the genus Thymallus, of the family Salmonidae (salmon family), and closely allied to the smelt. Graylings are found…

hives

(Encyclopedia) hives (urticaria), rash consisting of blotches or localized swellings (wheals) of the skin, caused by an allergic reaction (see allergy). The swelling is caused by distention of the…

metaphor

(Encyclopedia) metaphor [Gr.,=transfer], in rhetoric, a figure of speech in which one class of things is referred to as if it belonged to another class. Whereas a simile states that A is like B, a…

cyanosis

(Encyclopedia) cyanosiscyanosissīˌənōˈsĭs [key], bluish coloration of the skin, mucous membranes, and nailbeds, resulting from a lack of oxygenated hemoglobin in the blood. It is a symptom of many…

Area 51

(Encyclopedia) Area 51, name for a U.S. military site, S Nev., c.80 mi (130 km) NNW of Las Vegas. Shrouded in secrecy since the mid-20th cent., it is located within the U.S. Air Force's enormous…

feather star

(Encyclopedia) feather star, common name of a class of echinoderms that, as juveniles, are attached to the sea bottom by a stalk with rootlike branches; the mouth side faces upward. In the adult…

Carrier, Willis Haviland

(Encyclopedia) Carrier, Willis Haviland, 1876–1950, American engineer who played a key role in inventing air conditioning, b. Angola, N.Y., grad. Cornell (M.E. 1901). Working for the Buffalo Forge Co…

Byrnes, James Francis

(Encyclopedia) Byrnes, James Francis, 1879–1972, American public official, Secretary of State (1945–47), governor of South Carolina (1951–55), b. Charleston, S.C. He studied law while working (1900–…

sulfur dioxide

(Encyclopedia) sulfur dioxide, chemical compound, SO2, a colorless gas with a pungent, suffocating odor. It is readily soluble in cold water, sparingly soluble in hot water, and soluble in alcohol,…

Tlaxcala , state, Mexico

(Encyclopedia) TlaxcalaTlaxcalatläskäˈlä [key], state (1990 pop. 761,277), 1,555 sq mi (4,027 sq km), E central Mexico. Tlaxcala is the capital. It is the smallest and one of the most densely…