Akademik

a musical instrument in which the sound is produced by one object striking another

↑bones, ↑castanets, ↑clappers, ↑finger cymbals, ↑chime, ↑bell, ↑gong, ↑cymbal, ↑drum, ↑membranophone, ↑tympan, ↑glockenspiel, ↑orchestral bells, ↑tam-tam, ↑kettle, ↑kettledrum, ↑tympanum, ↑tympani, ↑timpani, ↑lagerphone, ↑maraca, ↑marimba, ↑xylophone, ↑piano, ↑pianoforte, ↑forte-piano, ↑rain stick, ↑steel drum, ↑triangle, ↑vibraphone, ↑vibraharp, ↑vibes

: a musical instrument (as a piano) on which the tone is produced by striking; specifically : an instrument (as kettledrum, bass drum, triangle, bells) belonging to the choir of band and orchestral percussion instruments as distinguished from the string or wind choirs and having both definite and indefinite pitch

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.

[1870-75]

percussion instrument,

a musical instrument played by striking it, such as a drum, cymbal, piano, tambourine, castanets, or chimes.