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airport
(Encyclopedia)airport or airfield, place for landing and departure of aircraft, usually with facilities for housing and maintaining planes and for receiving and discharging passengers and cargo. There are about 16,...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...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, ...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...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...Columbia, cities, United States
(Encyclopedia)Columbia kəlŭmˈbēə [key]. 1 City (2020 pop. 104,681), Howard co., central Md., between W...Browse by Subject
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