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[per-kuhsh-uh n] /pərˈkʌʃ ən/

the striking of one body against another with some sharpness; impact; blow.
Medicine/Medical. the striking or tapping of the surface of a part of the body for diagnostic or therapeutic purposes.
the striking of a musical instrument to produce tones.

a sharp blow for detonating a percussion cap or the fuze of an artillery shell.
the striking of sound on the ear.
the act of percussing.
the act, an instance, or an effect of percussing
(music) the family of instruments in which sound arises from the striking of materials with sticks, hammers, or the hands

(med) the act of percussing a body surface
the act of exploding a percussion cap

early 15c., “a striking, a blow; internal injury, contusion,” from Latin percussionem (nominative percussio) “a beating, striking; a beat as a measure of time,” noun of action from past participle stem of percutere “to strike hard, beat, smite; strike through and through,” from per- “through” (see per) + quatere “to strike, shake” (see quash). Reference to musical instruments is first recorded 1776.

percussion per·cus·sion (pər-kŭsh’ən)
A method of medical diagnosis in which various areas of the body, especially the chest, back, and abdomen, are tapped with the finger or a plexor to determine by resonance the condition of internal organs.

A family of musical instruments played by striking their surfaces. Percussion instruments are used to accentuate and dramatize certain notes or rhythms and include instruments such as cymbals, drums, triangles, and xylophones. (See kettledrum, snare drum, and orchestra.)


Read Also:

  • Percussion-cap

    noun 1. a small metallic cap or cup containing fulminating powder, formerly exploded by percussion to fire the charge of small arms. noun 1. a detonator consisting of a paper or thin metal cap containing material that explodes when struck and formerly used in certain firearms

  • Percussion-flaking

    noun 1. a method of forming a flint tool by striking flakes from a stone core with another stone or a piece of bone or wood.

  • Percussion-instrument

    noun 1. a musical instrument, as the drum, cymbal, triangle, xylophone, or piano, that is struck to produce a sound, as distinguished from string or wind instruments. noun 1. any of various musical instruments that produce a sound when their resonating surfaces are struck directly, as with a stick or mallet, or by leverage action. […]

  • Percussionist

    [per-kuhsh-uh-nist] /pərˈkʌʃ ə nɪst/ noun 1. a musician who plays instruments. /pəˈkʌʃənɪst/ noun 1. (music) a person who plays any of several percussion instruments, esp in an orchestra n. “player of a percussion instrument,” 1921, from percussion + -ist.

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