: of or relating to the theories of medieval music theorist Guido d'Arezzo
especially : relating to his system of solfège and theory of movable hexachords

Word History


Guido d'Arezzo (also called Fra Guittone) †about 1050 Benedictine monk and musical reformer + English -ian

First Known Use

1721, in the meaning defined above

Time Traveler
The first known use of Guidonian was in 1721

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Dictionary Entries Near Guidonian

Cite this Entry

“Guidonian.” Dictionary, Merriam-Webster, Accessed 28 Sep. 2023.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!