We found one dictionary that defines the word release valve:

General (1 matching dictionary)

1. release valve: Collins English Dictionary

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