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Wavell, Archibald Percival Wavell, 1st Earl

(Encyclopedia)Wavell, Archibald Percival Wavell, 1st Earl wāˈvəl [key], 1883–1950, British field marshal and viceroy of India. Wavell first saw service in the South African War and in India. During World War I...

behaviorism

(Encyclopedia)behaviorism, school of psychology which seeks to explain animal and human behavior entirely in terms of observable and measurable responses to environmental stimuli. Behaviorism was introduced (1913) ...

Bloom, Harold

(Encyclopedia)Bloom, Harold, 1930–2019, American literary critic and scholar, b. The Bronx, N.Y., Ph.D. Yale (1955). The son of Orthodox Jewish immigrants from Russia, he was Sterling Professor of Humanities at Y...

birdsong

(Encyclopedia)birdsong. Song, call notes, and certain mechanical sounds constitute the language of birds. Song is produced in the syrinx, whose firm walls are derived from the rings of the trachea, and is modified ...

Schoolcraft, Henry Rowe

(Encyclopedia)Schoolcraft, Henry Rowe, 1793–1864, American ethnologist, b. near Albany, N.Y. He gave enormous impetus to the study of Native American culture and may be regarded as the foremost pioneer in Native ...

clove

(Encyclopedia)clove, name for a small evergreen tree (Syzygium aromaticum or Eugenia caryophyllata) of the family Myrtaceae (myrtle family) and for its unopened flower bud, an important spice. The buds, whose folde...

Kilby, Jack St. Clair

(Encyclopedia)Kilby, Jack St. Clair, 1923–2005, American electrical engineer, b. Jefferson City, Mo., B.S. Univ. of Illinois, 1947, M.S. Univ. of Wisconsin, 1950. In 1958, Kilby began working for Texas Instrument...

Bourbon, Antoine de

(Encyclopedia)Bourbon, Antoine de bo͞orbôNˈ [key], 1518–62, duc de Vendôme, king of Navarre through his marriage to Jeanne d'Albret; father of Henry IV of France. He converted to Protestantism after his marr...

vanilla

(Encyclopedia)vanilla, a plant of the genus Vanilla of the family Orchidaceae (orchid family). Vines of hot, damp climates, most are indigenous to Central and South America, especially Mexico, but are now cultivate...

spear

(Encyclopedia)spear, primitive weapon consisting of a wooden shaft tipped with a sharp point, usually 8 to 9 ft (2.4–2.7 m) in length. The point may be carved from the shaft and hardened in a fire, or made from a...