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proof stress

noun
1.
the load per unit area that a structure can withstand without being permanently deformed by more than a specified amount.
Origin
1860-1865
1860-65
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for proof stress

proof stress

noun
1.
(engineering) the equivalent of yield stress in materials which have no clearly defined yield point
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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10
11
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