We found one dictionary that defines the word monoalphabetic substitutions:

General (1 matching dictionary)

1. monoalphabetic substitutions: Merriam-Webster

▸ Words similar to monoalphabetic substitutions ▸ Usage examples for monoalphabetic substitutions ▸ Idioms related to monoalphabetic substitutions ▸ Wikipedia articles (New!) ▸ Words that often appear near monoalphabetic substitutions ▸ Rhymes of monoalphabetic substitutions ▸ Invented words related to monoalphabetic substitutions