mirror fugue

noun

1

: a musical fugue (see fugue entry 1 sense 1b) that can be performed in retrograde (see retrograde entry 2 sense 2) as if read from a mirror placed at the end of the staff

2

: a musical fugue (see fugue entry 1 sense 1b) that can be performed in inversion (see inversion sense 2d(3)) as if read from a mirror placed below the staff

Word History

First Known Use

1931, in the meaning defined at sense 1

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