Jisho

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Noun
1. toughness (of a material); tenacity; fracture toughnessSee also 脆性
Wikipedia definition
2. ToughnessIn materials science and metallurgy, toughness is the ability of a material to absorb energy and plastically deform without fracturing; Material toughness is defined as the amount of energy per volume that a material can absorb before rupturing. It is also defined as the resistance to fracture of a material when stressed. Toughness requires a balance of strength and ductility.
Read “Toughness” on English Wikipedia
Read “じん性” on Japanese Wikipedia
Read “Toughness” on DBpedia
Other forms
靭性 【じんせい】じん性 【じんせい】

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