from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A safety valve that relieves pressure when it becomes high but before it becomes dangerous.

from the GNU version of the Collaborative International Dictionary of English

  • n. a valve arranged for relieving pressure of steam, gas, or liquid; an escape valve.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a valve in a container in which pressure can build up (as a steam boiler); it opens automatically when the pressure reaches a dangerous level


Sorry, no etymologies found.


  • The GBA started off as a subsidiary of the Four-Year-Plan, but soon grew to be a sovereign power in its own right, competing with the rival authorities of SS, Ostministerium, and military government to multiply the administrative chaos which prevailed in the whole territory, and whose overworked relief valve was the suffering of the Russian people.



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