We found one dictionary that defines the word relies upon:

General (1 matching dictionary)

1. relies upon: Vocabulary.com

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