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jew's-harp

(Encyclopedia)jew's-harp or jews'-harp, musical instrument of ancient lineage composed of a small metal frame containing a flexible metal tongue. The frame is held between the teeth and the metal tongue is plucked ...

bronchoscope

(Encyclopedia)bronchoscope brŏngˈkəskōpˌ [key], long, tubular instrument with a light at the tip that is inserted through the windpipe and bronchial tubes to examine these structures. By passing other instrume...

Lachenmann, Helmut

(Encyclopedia)Lachenmann, Helmut, 1935–, German composer, b. Stuttgart. One of the most influential European composers of the late 20th and early 21st cents., he studied in Venice with Luigi Nono (1958–60) and ...

Partch, Harry

(Encyclopedia)Partch, Harry, 1901–74, American composer, b. Oakland, Calif. Highly individualistic and largely self-taught, Partch rejected many of the traditions of Western music. He developed a theory of “cor...

piano

(Encyclopedia)piano or pianoforte, musical instrument whose sound is produced by vibrating strings struck by felt hammers that are controlled from a keyboard. The piano's earliest predecessor was the dulcimer. The ...

Chinese music

(Encyclopedia)Chinese music, the classical music forms of China. Throughout the political and social turmoil following World War I, Western (classical and popular) and Japanese sources dominated Chinese music. At...

torsion balance

(Encyclopedia)torsion balance, instrument used to measure small forces. It is based on the principle that a wire or thread resists twisting with a force that is proportional to the stress. The torsion balance consi...

meridian circle

(Encyclopedia)meridian circle: see transit instrument. ...

virginal

(Encyclopedia)virginal, musical instrument: see spinet. ...

koto

(Encyclopedia)koto kōˈtō [key], a Japanese string instrument related in structure to the zither. It consists of an elongated rectangular wooden body, strung lengthwise with 7 to 13 silk strings. The uniformly lo...