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relief valve
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This shows grade level based on the word's complexity.
noun
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).
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Words nearby relief valve
relict, relief, reliefer, relief map, relief pitcher, relief valve, relier, relieve, relieved, relieve oneself, reliever
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023