The story
- Middle English · inherited fromtoughnesse
- English todaytoughness
From Middle English toughnesse, towghnesse, towghenesse, equivalent to tough + -ness.
Etymology from Wiktionary, CC BY-SA 4.0.
toughness
Today it means: Resistance to fracture when stressed, or the degree of such resistance. Full definition →
Middle English toughnesse