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Hawthorne, Nathaniel

(Encyclopedia)Hawthorne, Nathaniel, 1804–64, American novelist and short-story writer, b. Salem, Mass., one of the great masters of American fiction. His novels and tales are penetrating explorations of moral and...

Whitman, Walt

(Encyclopedia)Whitman, Walt (Walter Whitman), 1819–92, American poet, b. West Hills, N.Y. Considered by many to be the greatest of all American poets, Walt Whitman celebrated the freedom and dignity of the indivi...

International Geophysical Year

(Encyclopedia)International Geophysical Year (IGY), 18-month period from July, 1957, through Dec., 1958, during a period of maximum sunspot activity, designated for cooperative study of the solar-terrestrial enviro...

aurora borealis

(Encyclopedia)aurora borealis ôstrāˈlĭs [key], luminous display of various forms and colors seen in the night sky. The aurora borealis of the Northern Hemisphere is often called the northern lights, and the aur...

dialect

(Encyclopedia)dialect, variety of a language used by a group of speakers within a particular speech community. Every individual speaks a variety of his language, termed an idiolect. Dialects are groups of idiolects...

Ferlinghetti, Lawrence

(Encyclopedia)Ferlinghetti, Lawrence fûrˈlĭng-gĕtˈē [key], 1919–2021, American author and publisher, b. Yonkers, N.Y, ...

William IV, king of Great Britain and Ireland

(Encyclopedia)William IV, 1765–1837, king of Great Britain and Ireland (1830–37), third son of George III. He went to sea in 1779, served under Admiral George Rodney in action off Cape St. Vincent (1780), and b...

radiation

(Encyclopedia)radiation rāˌdēāˈshən [key], term applied to the emission and transmission of energy through space or through a material medium and also to the radiated energy itself. In its widest sense the te...

nebula

(Encyclopedia)nebula nĕbˈyo͝olə [key] [Lat.,=mist], in astronomy, observed manifestation of a collection of highly rarefied gas and dust in interstellar space. Prior to the 1960s this term was also applied to b...
 

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