The safety valve of this pressure cooker allows steam to escape.
safety valve definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
- an automatic valve for a steam boiler, pressure cooker, etc., which opens if the pressure becomes excessive
- any outlet for the release of strong emotion, energy, etc.
safety valve definition by American Heritage Dictionary
- A valve in a pressure container, as in a steam boiler, that automatically opens when pressure reaches a dangerous level.
- An outlet for the release of repressed energy or emotion.