ancient classification system for musical instruments, based on the material of which the instrument is made (metal 金, stone 石, clay 土, leather 革, silk 絲|丝, wood 木, gourd 匏, bamboo 竹)
the eight kinds of sound produced by instruments in these categories
music
Definitions (粵典–words.hk)
名詞
漢樂樂器嘅分類，即係金、石、絲、竹、匏、土、革、木。 eight categories of Chinese instruments
名詞
傳統漢樂團，通常指於節慶紅白事所演奏嘅樂器小組 traditional Chinese music ensemble
Definitions (Wiktionary)
noun
an ancient Chinese system of classifying musical instruments into eight materials
noun
Used other than figuratively or idiomatically: see 八 (bā), 音 (yīn).
noun
any one of a variety of genres of traditional instrumental ensemble music, mostly originating in southern China and Taiwan