Main entry: hardened
Definition: protected against attack (especially by nuclear weapons)
Usage: hardened missile silos
Antonyms: soft
Definition: not protected against attack (especially by nuclear weapons)
Main entry: tempered, toughened, treated, hardened
Definition: made hard or flexible or resilient especially by heat treatment
Usage: a sword of tempered steel; tempered glass
Antonyms: unhardened, untempered
Definition: not brought to a proper consistency or hardness
Antonyms: incurable
Definition: incapable of being cured
Main entry: hardened, enured, inured
Definition: made tough by habitual exposure
Usage: hardened fishermen; a peasant, dark, lean-faced, wind-inured- Robert Lynd; our successors...may be graver, more inured and equable men- V.S.Pritchett
Antonyms: tender
Definition: easy to cut or chew
Antonyms: untoughened, tender
Definition: physically untoughened
Antonyms: tender
Definition: given to sympathy or gentleness or sentimentality
Main entry: set, hardened
Definition: converted to solid form (as concrete)
Antonyms: soft
Definition: yielding readily to pressure or weight
Antonyms: soft
Definition: compassionate and kind; conciliatory
Antonyms: soft
Definition: (of speech sounds); produced with the back of the tongue raised toward the hard palate; characterized by a hissing or hushing sound (as `s' and `sh')
Antonyms: diffuse, diffused, soft
Definition: (of light) transmitted from a broad light source or reflected
Main entry: case-hardened, hard-boiled, hardened
Definition: used of persons; emotionally hardened
Usage: faced a case-hardened judge
Antonyms: soft
Definition: yielding readily to pressure or weight
Antonyms: soft
Definition: compassionate and kind; conciliatory
Antonyms: soft
Definition: (of speech sounds); produced with the back of the tongue raised toward the hard palate; characterized by a hissing or hushing sound (as `s' and `sh')
Antonyms: diffuse, diffused, soft
Definition: (of light) transmitted from a broad light source or reflected