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Little America

(Encyclopedia)Little America, base for Antarctic exploring expeditions, Antarctica, on the Ross Ice Shelf, S of the Bay of Whales. Richard E. Byrd, a U.S. explorer, established and named Little America in 1929 and ...

Kluane National Park

(Encyclopedia)Kluane National Park klo͞oānˈ [key], c.8,500 sq mi (22,000 sq km), SW Yukon, Canada, between Kluane Lake and the British Columbia and Alaska borders; est. 1972. Located in the St. Elias Mts., the p...

food additives

(Encyclopedia)food additives, substances added to foods by manufacturers to prevent spoilage or to enhance appearance, taste, texture, or nutritive value. By quantity, the most common food additives are flavorings,...

melting point

(Encyclopedia)melting point, temperature at which a substance changes its state from solid to liquid. Under standard atmospheric pressure different pure crystalline solids will each melt at a different specific tem...

latent heat

(Encyclopedia)latent heat, heat change associated with a change of state or phase (see states of matter). Latent heat, also called heat of transformation, is the heat given up or absorbed by a unit mass of a substa...

Teasdale, Sara

(Encyclopedia)Teasdale, Sara tēzˈdāl [key], 1884–1933, American poet, b. St. Louis. She wrote several volumes of delicate and highly personal lyrics, including Helen of Troy and Other Poems (1911), Rivers to t...

Chatterton, Thomas

(Encyclopedia)Chatterton, Thomas, 1752–70, English poet. The posthumous son of a poor Bristol schoolmaster, he was already composing the “Rowley Poems” at the age of 12, claiming they were copies of 15th-cent...

drift

(Encyclopedia)drift, deposit of mixed clay, gravel, sand, and boulders transported and laid down by glaciers. Stratified, or glaciofluvial, drift is carried by waters flowing from the melting ice of a glacier. The ...

Qingdao

(Encyclopedia)Qingdao tsĭngˈtouˈ, chĭngˈdouˈ [key], city (1994 est. pop. 1,584,100), SE Shandong prov., E China, on the Yellow Sea. With an excellent ice-free harbor, it is a major fishing and trade port of C...

juvenile delinquency

(Encyclopedia)juvenile delinquency, legal term for behavior of children and adolescents that in adults would be judged criminal under law. In the United States, definitions and age limits of juveniles vary, the max...