'Toughened' definitions:
Definition of 'toughened'
(from WordNet)
adjective
Physically toughened; "the tough bottoms of his feet" [syn: tough, toughened] [ant: tender, untoughened]
adjective
Made hard or flexible or resilient especially by heat treatment; "a sword of tempered steel"; "tempered glass" [syn: tempered, treated, hardened, toughened] [ant: unhardened, untempered]
Definition of 'Toughened'
From: GCIDE
- Toughen \Tough"en\, v. i. & t. [imp. & p. p. Toughened; p. pr. & vb. n. Toughening.] To grow or make tough, or tougher. [1913 Webster]
Synonyms of 'toughened'
From: Moby Thesaurus
- annealed,
- backed,
- calcified,
- callous,
- calloused,
- case-hardened,
- crusted,
- crusty,
- crystallized,
- fossilized,
- granulated,
- hardened,
- hornified,
- incrusted,
- indurate,
- indurated,
- lapidified,
- ossified,
- petrified,
- reinforced,
- rigidified,
- sclerotic,
- set,
- solidified,
- steeled,
- stiffened,
- strengthened,
- tempered,
- vitrified