guitar has definitions from the field of music
1
[ noun ] (music) a stringed instrument usually having six strings; played by strumming or plucking

Used in print

(Clement Greenberg, "Collage" in his Art and...)

Some time in 1912 , Picasso cut_out and folded a piece_of_paper in the shape of a guitar ; to this he glued and fitted other pieces_of_paper and four taut strings , thus creating a sequence of flat surfaces in real and sculptural space to which there clung only the vestige of a picture_plane .

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