toughness

English

Etymology

From Middle English toughnesse, towghnesse, towghenesse, equivalent to tough +‎ -ness.

Noun

toughness (countable and uncountable, plural toughnesses)

(uncountable) The state of being tough
(physics, of a metal) Resistance to fracture when stressed
A formidable difficulty

Derived terms

graph toughness

Translations

state of being tough

French: solidité (fr), dureté (fr), endurance (fr)

Italian: robustezza (it)

Anagrams

oughtness

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