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boomerang

(Encyclopedia)boomerang bo͞oˈmərăngˌ [key], special form of throwing stick, used mainly by the aborigines of Australia. Other forms of throwing sticks were used by the peoples of ancient Egypt, Ethiopia, and I...

Bormann, Martin

(Encyclopedia)Bormann, Martin bôrˈmän [key], 1900–1945, German National Socialist (Nazi) leader. He met Adolf Hitler in 1924 and soon became an important figure in the Nazi party hierarchy. He succeeded Rudolf...

Sons of Liberty

(Encyclopedia)Sons of Liberty, secret organizations formed in the American colonies in protest against the Stamp Act (1765). They took their name from a phrase used by Isaac Barré in a speech against the Stamp Act...

Schlick, Moritz

(Encyclopedia)Schlick, Moritz mōˈrĭts shlĭk [key], 1882–1936, German philosopher, b. Berlin, grad. Univ. of Berlin (1904). He taught at Rostock and Kiel before he became (1922) professor of the philosophy of ...

sepal

(Encyclopedia)sepal, a modified leaf, part of the outermost of the four groups of flower parts. The sepals of a flower are collectively called the calyx and act as a protective covering of the inner flower parts in...

round

(Encyclopedia)round, in music, a perpetual canon on a tune that returns to its beginning in which all the voices enter at the unison or the octave. An example is Sumer Is Icumen In. Rounds were popular in 17th-cent...

Archimedes

(Encyclopedia)Archimedes ärkĭmēˈdēz [key], 287–212 b.c., Greek mathematician, physicist, and inventor. He is famous for his work in geometry (on the circle, sphere, cylinder, and parabola), physics, mechanic...

seal, in zoology

(Encyclopedia)seal, carnivorous aquatic mammal with front and hind feet modified as flippers, or fin-feet. The name seal is sometimes applied broadly to any of the fin-footed mammals, or pinnipeds, including the wa...

Chancellor, Richard

(Encyclopedia)Chancellor, Richard, d. 1556, English navigator. When, largely under the inspiration of Sebastian Cabot, a group of men in England undertook to finance a search for the Northeast Passage to Asia, Chan...

Keeshond

(Encyclopedia)Keeshond kāsˈhŏnd [key] (pl. Keeshonden), breed of medium-sized nonsporting dog raised in Holland for several hundred years and introduced into England in the year 1900. It stands about 18 in. (46 ...