Dictionary.com
definitions
  • synonyms

relief valve

See more synonyms for relief valve on Thesaurus.com
noun
  1. a device that, when actuated by static pressure above a predetermined level, opens in proportion to the excess above this level and reduces the pressure to it.Compare safety valve(def 1).
Show More
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words

outlet

Examples from the Web for relief valve

Historical Examples

  • As the pressure lowers, the excess gas can escape through a relief-valve.

    Creatures of the Abyss

    Murray Leinster