Yield Strength 2 : A property of a material that corresponds with the maximum stress that a material can withstand before permanent deformation (dimensional change) occurs
Ministry of Business, Innovation and Employment, Glossary of terms and acronyms, Wellington, New Zealand 2010. http://wwwsosh.govt.nz/resources/glossary-u.shtml, (Occupn Hlth and Sfty - Brit) {530}