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tuning systems

(Encyclopedia)tuning systems, methods for assigning pitches to the twelve Western pitch names that constitute the octave. The term usually refers to this procedure in the tuning of keyboard instruments. The need fo...

Waters, Muddy

(Encyclopedia)Waters, Muddy, 1915–83, African-American blues singer and guitarist, b. Rolling Fork, Miss., as McKinley Morganfield. As a teenager he began singing and playing traditional country blues on harmonic...

varnish

(Encyclopedia)varnish, homogeneous solution of gum or of natural or synthetic resins in oil (oil varnish) or in a volatile solvent (spirit varnish), which dries on exposure to air, forming a thin, hard, usually glo...

theremin

(Encyclopedia)theremin thĕrˈəmən [key], one of the earliest electronic musical instruments, invented (1920) in the Soviet Union and named for its creator, Leon Theremin. A forerunner of the synthesizer, it cons...

earthquake

(Encyclopedia)CE5 Worldwide pattern of earthquake activity: The dots indicate the epicenters of all earthquakes recorded during a recent 10-year period. CE5 earthquake, trembling or shaking movement of the ea...

diagnosis

(Encyclopedia)diagnosis, determination of the nature of a disease or ailment. A clinical diagnosis is based on the medical history and physical examination of the patient: it may be confirmed with X-Rays, CAT Scans...

Del Tredici, David

(Encyclopedia)Del Tredici, David dĕl trədēˈchē [key], 1937–, American composer, b. Cloverdale, Calif. Originally a pianist, he made his debut with the San Francisco Symphony at 16, and studied composition wi...

Feldman, Morton

(Encyclopedia)Feldman, Morton, 1926–87, American modernist composer, b. New York City. An associate of John Cage and other experimental composers, Feldman was part of the so-called New York school. He was also a ...

intendant

(Encyclopedia)intendant ĭntĕnˈdənt [key], French administrative official who served as the chief royal representative in the provinces under the ancien régime. The intendants first gained importance under Card...

hula

(Encyclopedia)hula, traditional Hawaiian dance usually performed standing with symbolically descriptive arm and hand movements and gracefully sensual undulations of the hips; it is also done in a sitting position. ...