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reed instrument

(Encyclopedia)reed instrument, in music, an instrument whose sound-producing agent is a thin strip of cane, wood, plastic, or metal that vibrates as air is passed over it. The predecessor of these instruments is th...

guitar

(Encyclopedia)guitar, musical instrument related to the lute, modern guitars normally having six strings that are plucked with the fingers or strummed with a pick. Earlier versions had pairs of strings like the lut...

banjo

(Encyclopedia)banjo, stringed musical instrument, with a body resembling a tambourine. The banjo consists of a hoop over which a skin membrane is stretched; it has a long, often fretted neck and four to nine string...

double bass

(Encyclopedia)double bass, bowed stringed musical instrument, the contrabass of the modern orchestral string section. It originated as a double-bass viol, an instrument described as early as 1566. A true double-bas...

psaltery

(Encyclopedia)psaltery sôlˈtərē, –trē [key], stringed musical instrument. It has a flat soundboard over which a variable number of strings are stretched. Its origin was in the Middle East, and it is referred...

cittern

(Encyclopedia)cittern sĭtˈərn [key], stringed musical instrument of the guitar family having an oval body, a flat back, and a fretted neck. Its strings, made of wire and varying in number, were plucked. It was f...

lyre

(Encyclopedia)lyre, generic term for stringed musical instruments having a sound box from which project curved arms joined by a crossbar. The strings are stretched between the crossbar and the sound box and are plu...

instrument-landing system

(Encyclopedia)CE5 Instrument-landing system (ILS), the most common instrument-landing approach system, uses two beams to guide an airplane. instrument-landing system (ILS), ground-based radio system designed to...

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