1. (adj)case-hardened, hardened, hard-boiled used of persons; emotionally hardened
"faced a case-hardened judge"
2. (adj)tempered, treated, hardened, toughened made hard or flexible or resilient especially by heattreatment "a sword of tempered steel"; "tempered glass"
3. (adj)hardened protected against attack (especially by nuclear weapons)
"hardened missile silos"
4. (adj)enured, inured, hardened made tough by habitual exposure "hardened fishermen"; "a peasant, dark, lean-faced, wind-inured"- Robert Lynd; "our successors...may be graver, more inured and equable men"- V.S.Pritchett
5. (adj)hardened, set converted to solidform (as concrete)
Definition of 'hardened'
