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enharmonic modulation

British  

noun

  1. music a change of key achieved by regarding a note in one key as an equivalent note in another. Thus E flat in the key of A flat could be regarded as D sharp in the key of B major

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

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Now comes the middle piece, in the key of D-flat—a beautiful melody, one of the finest of Chopin's, supported upon very delicate and sensitively changing harmonies, full of chromatic and enharmonic modulation.

From The Masters and their Music A series of illustrative programs with biographical, esthetical, and critical annotations by Mathews, W. S. B. (William Smythe Babcock)

Enesco, 327. enharmonic, modulation, 52-53. episode, definition of, 39-40. exposition of Sonata-form, 96. extended cadences, 62-63.

From Music: An Art and a Language by Spalding, Walter Raymond