The Collaborative International Dictionary of English v.0.48:
Polychord \Pol"y*chord\, a. [Gr. ?; poly`s many + ? string, cord.] Having many strings. [1913 Webster]The Collaborative International Dictionary of English v.0.48:
Polychord \Pol"y*chord\, n. (Mus.) (a) A musical instrument of ten strings. (b) An apparatus for coupling two octave notes, capable of being attached to a keyed instrument. [1913 Webster]