guidonian is a valid English word

Scrabble validity: invalid ( international - Sowpods, US - Twl06 )
iScramble validity: invalid
QuickWords validity: invalid

Meanings

Adjective (NOT COMPARABLE)

Of or relating to Guido of Arezzo (c. 991 – after 1033), Italian music theorist and pedagogue of the medieval era, regarded as the inventor of modern musical staff notation.

guidonian is not a Scrabble valid word

g2u1i1d2o1n1i1a1n1

• International English (Sowpods) - The word is not valid in Scrabble ✘
• US English (TWL06) - The word is not valid in Scrabble ✘
• 11 points

guidonian is not an iScramble, QuickWords valid word

g1u2i3d4o5n6i7a8n9

• The word is not valid in iScramble ✘
• The word is not valid in QuickWords ✘
• 45 points

Same letters words (Anagrams)

• GUANIDINO

Same letters plus one

• none

Same letters minus one

• ANGINOID
• ANGUINID
• GUANIDIN
• IGUANOID
• UNAIDING