noun
idiophone
Technical term in organology for instruments that produce sound primarily by the vibration of the instrument's body itself, without strings, membranes, or air columns. Examples include bells, cymbals, xylophones, and rattles.
シンバルやトライアングルは体鳴楽器に分類される。
Cymbals and triangles are classified as idiophones.
Compound of 体 (body) + 鳴 (sound) + 楽器 (musical instrument), calque of English 'idiophone'.