metallophone

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me·tal·lo·phone

M0246100 (mĭ-tăl′ə-fōn′)n. A percussion instrument consisting of a series of metal bars that make tones when struck with either handheld or keyboard-controlled mallets.

metallophone

(mɛˈtæləˌfəʊn) n (Instruments) any of various musical instruments consisting of tuned metal bars struck with a hammer, such as the glockenspiel