n. Music 1. A small rectangular instrument consisting of a row of free reeds set back in air holes, played by exhaling or inhaling. Also called mouth harp, mouth organ; also called regionally French harp. 2. A glass harmonica. 3. An instrument consisting of tuned strips of metal or glass fixed to a frame and struck with a hammer. [Alteration of obsolete armonica, glass harmonica, from Italian, feminine of armonico, harmonious, from Latin harmonicus, harmonic; see HARMONIC.] |
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