We found 3 dictionaries that define the word to break upon:

General (3 matching dictionaries)

1. to break upon: Wordnik
2. To break upon: Dictionary.com
3. to break upon: FreeDictionary.org

Phrases: to break upon a wheel, to break in upon, more... ▸ Words similar to to break upon ▸ Usage examples for to break upon ▸ Idioms related to to break upon ▸ Wikipedia articles (New!) ▸ Words that often appear near to break upon ▸ Rhymes of to break upon ▸ Invented words related to to break upon