We found one dictionary that defines the word undiagonalized:

General (1 matching dictionary)

1. undiagonalized: Wiktionary

Definitions from Wiktionary (undiagonalized) ▸ adjective:  Not diagonalized. ▸ Words similar to undiagonalized ▸ Usage examples for undiagonalized ▸ Idioms related to undiagonalized ▸ Wikipedia articles (New!) ▸ Popular nouns described by undiagonalized ▸ Words that often appear near undiagonalized ▸ Rhymes of undiagonalized ▸ Invented words related to undiagonalized