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Guido d'Arezzo

[gwee-daw dah-ret-tsaw]
noun
  1. Guido AretinusFra Guittone, c995–1049?, Italian monk and music theorist: reformer of musical notation.
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Related formsGui·do·ni·an [gwi-doh-nee-uh n] /gwɪˈdoʊ ni ən/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for guido d'arezzo

Guido d'Arezzo

noun
  1. ?995–?1050 ad, Italian Benedictine monk and musical theorist: reputed inventor of solmization
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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