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Goodyear, Charles

(Encyclopedia)Goodyear, Charles, 1800–1860, American inventor, b. New Haven, Conn., originator of vulcanized rubber. He failed in his earlier business ventures and was in jail for debt when he began his experimen...

logic circuit

(Encyclopedia)logic circuit, electric circuit whose output depends upon the input in a way that can be expressed as a function in symbolic logic; it has one or more binary inputs (capable of assuming either of two ...

nihilism

(Encyclopedia)nihilism nīˈəlĭzəm [key], theory of revolution popular among Russian extremists until the fall of the czarist government (1917); the theory was given its name by Ivan Turgenev in his novel Father...

Ceuta

(Encyclopedia)Ceuta thāo͞oˈtä [key], autonomous city, c.7 sq mi (19 sq km), NW Africa, a possession of ...

Weir, Peter

(Encyclopedia)Weir, Peter wēr [key], 1944–, Australian film director, b. Sydney. His early work helped to bring Australian film to world attention; his later films, made in Hollywood, mingle American movie techn...

Townes, Charles Hard

(Encyclopedia)Townes, Charles Hard, 1915–2015, American physicist and educator, b. Greenville, S.C. He was educated at Furman Univ., Duke, and the California Institute of Technology (Ph.D., 1939), was on the tech...

Boniface

(Encyclopedia)Boniface bŏnˈəfās [key], d. 432, Roman general. He defended (413) Marseilles against the Visigoths under Ataulf. Having supported Galla Placidia in her struggle with her brother, Emperor Honorius,...

St.-John's-wort

(Encyclopedia)St.-John's-wort, any species of the large and widespread herbaceous or shrubby genus Hypericum of the family Hypericaceae (St.-John's-wort family), usually found in moist, open places and often having...

simony

(Encyclopedia)simony sĭmˈənē [key], in canon law, buying or selling of any spiritual benefit or office. The name is derived from Simon Magus, who tried to buy the gifts of the Holy Spirit from St. Peter (Acts 8...

Sinatra, Frank

(Encyclopedia)Sinatra, Frank (Francis Albert Sinatra), 1915–98, American singer and actor, b. Hoboken, N.J. During the late 1930s and early 40s he sang with the Harry James and Tommy Dorsey bands, causing teenage...